The Stranger in the Mirror Phenomenon
In this episode, we explore one of the lesser-known but deeply impactful experiences people living with dementia may face the “Stranger in the Mirror” phenomenon. This occurs when a person no longer recognizes their own reflection and instead believes they are seeing a stranger, a visitor, or even a new friend.
Through the true story of Harold and his wife, Nancy, we take a heartfelt and enlightening look at how this phenomenon appears in day-to-day life. Harold’s journey—complete with hallway conversations, shared cookies, and misplaced shoes—illustrates the complicated blend of memory loss, perception changes, and shifting self-identity that dementia often brings.
We break down:
- What the “stranger in the mirror” phenomenon is and why it occurs
- How dementia affects self-recognition, perception, and visuospatial processing
- Why mirrors can trigger confusion, fear, or unexpected interactions
- How caregivers can respond with compassion, understanding, and safety in mind
- What environmental and communication strategies can ease distress
Listeners and viewers will also learn practical, actionable tools for navigating these moments, including how to adjust the environment, reduce triggers, create emotional safety, and “join their reality” when appropriate.
This episode offers:
✔ A relatable real-life story that captures the emotional core of dementia caregiving
✔ Clinical insights into mirror misidentification and related cognitive changes
✔ A clear explanation of contributing neurocognitive and environmental factors
✔ Communication approaches caregivers can use to reduce fear and frustration
✔ An environmental checklist to help create a more supportive care space
✔ Guidance on when to seek additional medical evaluation or professional support
The Stranger in the Mirror phenomenon isn’t just about misrecognizing a reflection—it’s about the profound ways dementia reshapes identity, memory, and perception. By understanding what is happening beneath the surface, caregivers can respond with the patience, empathy, and reassurance their loved ones truly need.
About the Host:
Author Lisa Skinner is a behavioral specialist with expertise in Alzheimer’s disease and related dementia. In her 30+year career working with family members and caregivers, Lisa has taught them how to successfully navigate the many challenges that accompany this heartbreaking disease. Lisa is both a Certified Dementia Practitioner and is also a certified dementia care trainer through the Alzheimer’s Association. She also holds a degree in Human Behavior.
Her latest book, “Truth, Lies & Alzheimer’s – Its Secret Faces” continues Lisa’s quest of working with dementia-related illnesses and teaching families and caregivers how to better understand the daunting challenges of brain disease. Her #1 Best-seller book “Not All Who Wander Need Be Lost,” was written at their urging. As someone who has had eight family members diagnosed with dementia, Lisa Skinner has found her calling in helping others through the struggle so they can have a better-quality relationship with their loved ones through education and through her workshops on counter-intuitive solutions and tools to help people effectively manage the symptoms of brain disease. Lisa Skinner has appeared on many national and regional media broadcasts. Lisa helps explain behaviors caused by dementia, encourages those who feel burdened, and gives practical advice for how to respond.
So many people today are heavily impacted by Alzheimer's disease and related dementia. The Alzheimer's Association and the World Health Organization have projected that the number of people who will develop Alzheimer's disease by the year 2050 worldwide will triple if a treatment or cure is not found. Society is not prepared to care for the projected increase of people who will develop this devastating disease. In her 30 years of working with family members and caregivers who suffer from dementia, Lisa has recognized how little people really understand the complexities of what living with this disease is really like. For Lisa, it starts with knowledge, education, and training.
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Welcome once again to the truth lies and
Lisa Skinner:Alzheimer's television show. I'm Lisa Skinner, your host, and I
Lisa Skinner:have, as promised, another new episode planned for you all.
Lisa Skinner:Today, I am going to be talking about a very unusual phenomenon
Lisa Skinner:that happens to people, some people who live with dementia.
Lisa Skinner:It's called the stranger in the mirror. Now, some of you may
Lisa Skinner:have actually witnessed it, but may not have been aware that it
Lisa Skinner:is a real thing. So before we dive in, I just wanted to remind
Lisa Skinner:everybody that we do have updated resources and
Lisa Skinner:information being uploaded continuously on the website. You
Lisa Skinner:can find us at minding dementia.com so when a person
Lisa Skinner:with Alzheimer's or related dementia display hallucinations,
Lisa Skinner:they may see, hear, smell and even taste or feel something
Lisa Skinner:that isn't there. Some hallucinations may be
Lisa Skinner:frightening, while others may involve ordinary visions of
Lisa Skinner:people, situations or objects from the past. Now, according to
Lisa Skinner:the Alzheimer's Association, hallucinations are false
Lisa Skinner:perceptions of objects or events involving their senses. These
Lisa Skinner:false perceptions are caused by changes within the brain that
Lisa Skinner:result from Alzheimer's disease, usually in the latter stages of
Lisa Skinner:the disease. So the people may see the face of a former friend
Lisa Skinner:in a curtain, or may see insects crawling on his or her hand. In
Lisa Skinner:other cases, a person may hear someone talking and may even
Lisa Skinner:engage in conversation with that imagined person, like you're
Lisa Skinner:going to hear in this true story that I'm about to tell you,
Lisa Skinner:called stranger in the mirror. Okay? Harold had been diagnosed
Lisa Skinner:with Alzheimer's disease, and he lived with his wife, Nancy, who
Lisa Skinner:was his primary caregiver. One day, Nancy was sitting in the
Lisa Skinner:living room watching TV, and she noticed Harold ambling down the
Lisa Skinner:hallway. He paused as he passed the hallway mirror, nodded at
Lisa Skinner:his reflection and continued into the living room, where
Lisa Skinner:Nancy was watching TV. Who's that guy? He asked Nancy Well,
Lisa Skinner:she replied, What guy that older guy in the hallway? Nancy looked
Lisa Skinner:down the hallway and saw the mirror. Oh, that's Harold. She
Lisa Skinner:said. Oh, said, Harold shrugging his shoulders as he headed into
Lisa Skinner:the kitchen. Then over the next several months, Nancy watched
Lisa Skinner:Harold's relationship with his new friend, Harold blossom. She
Lisa Skinner:overheard them discussing a variety of subjects, including
Lisa Skinner:sports, aviation and her Harold's favorite kind of
Lisa Skinner:cookie. Lorna dunes, you gotta try these. Nancy overheard her
Lisa Skinner:Harold saying to the mirror? Harold one night, the next
Lisa Skinner:morning, she found two smashed up Lorna dune cookies on the
Lisa Skinner:floor beneath the mirror. He had actually tried to give them,
Lisa Skinner:give the mirror Harold the cookies. On another day, Harold
Lisa Skinner:came dashing into the living room and demanded to know where
Lisa Skinner:his reading glasses were. I didn't take your glasses. Nancy
Lisa Skinner:said, without even looking up from the TV, moments later, she
Lisa Skinner:heard Harold's voice from the hallway. You didn't take my
Lisa Skinner:glasses, did you, buddy? Nah. He said to the mirror, you're not
Lisa Skinner:that kind of guy. I think you're my friend. Well, a few days
Lisa Skinner:later, Nancy caught her husband looking at his feet in the full
Lisa Skinner:length mirror in the hallway. He turned to her and he said,
Lisa Skinner:Harold and I must be getting really close. Apparently, I gave
Lisa Skinner:him my shoes. Nancy mentioned her husband's imaginary friend
Lisa Skinner:at a support group that she attended regularly, and she
Lisa Skinner:learned that Harold's behavior wasn't. Actual thing. It was a
Lisa Skinner:common phenomenon that is called stranger in the mirror. She
Lisa Skinner:joked to the group that Harold's new friend wasn't the stranger,
Lisa Skinner:it was her husband that she no longer recognized as Alzheimer's
Lisa Skinner:disease progresses, she learned the short term, memory
Lisa Skinner:diminishes, and the person with dementia believes that they are
Lisa Skinner:a younger version of themselves. They're going backwards in their
Lisa Skinner:timeline. When he looked in the mirror and saw his reflection
Lisa Skinner:and saw an older man, he didn't believe that that could possibly
Lisa Skinner:be him, so the group's recommendation was that she
Lisa Skinner:cover up the mirror or remove it altogether, or to continue to
Lisa Skinner:join his reality like she had been doing by continuing To go
Lisa Skinner:along with his story, Nancy went home that evening and covered up
Lisa Skinner:the mirror, and then her Harold said, well, Mirror, mirror.
Lisa Skinner:Harold must have found a new place to hang out, said Harold,
Lisa Skinner:and then he never mentioned his name again. So this phenomenon
Lisa Skinner:commonly referred to a stranger in the mirror does occur when
Lisa Skinner:people with dementia misrecognize their own
Lisa Skinner:reflection as a stranger or an unfamiliar person. This
Lisa Skinner:experience intersects with several dementia related
Lisa Skinner:cognitive and perceptual changes, including Visio spatial
Lisa Skinner:deficits, also with preserved recent memory, contrasted with
Lisa Skinner:impaired semantic or logical knowledge and with fluctuating
Lisa Skinner:awareness. Now, as we know, dementia is a broad syndrome
Lisa Skinner:characterized by progressive cognitive decline that
Lisa Skinner:interferes with daily life. Therefore, within the
Lisa Skinner:constellation of symptoms that we see, individuals may
Lisa Skinner:experience disturbances in self perception and social
Lisa Skinner:recognition. Some people with dementia even report seeing
Lisa Skinner:themselves in mirrors as strangers, which can be
Lisa Skinner:distressing for both the person living with dementia and also
Lisa Skinner:their caregivers and family members, while not as widely
Lisa Skinner:discussed as memory loss or language impairment. Mirror
Lisa Skinner:recognition phenomena are clinically relevant because they
Lisa Skinner:reflect the underlying neural changes and can influence
Lisa Skinner:behavior, safety and emotional well being. So what exactly is
Lisa Skinner:the stranger in the mirror phenomenon. It refers to a
Lisa Skinner:misrecognition of one's own reflection, wherein the person
Lisa Skinner:perceives the person in the mirror as being somebody else,
Lisa Skinner:other than themselves. It may manifest as confusion, fear,
Lisa Skinner:concern, or scripted phrases like, who is that person? Just
Lisa Skinner:like Harold asked Nancy or that man is not me. There are several
Lisa Skinner:variations in how people may not recognize themselves. Full
Lisa Skinner:misrecognition is when the person believes the reflection
Lisa Skinner:is a separate individual, like Harold did. Partial
Lisa Skinner:misrecognition is when the reflection is identified but
Lisa Skinner:described as being unfamiliar,
Lisa Skinner:an unfamiliar version of themselves, a common response is
Lisa Skinner:that they may display fear or anxiety elicited by seeing that
Lisa Skinner:mirror image, sometimes accompanied by attempts to Avoid
Lisa Skinner:the mirror. Contextual triggers include mirrors in certain
Lisa Skinner:contexts, like bathrooms, hallways, elevators or times,
Lisa Skinner:different times of the day, evening, during the sundowning
Lisa Skinner:periods, may provoke the phenomenon, so distinguishing
Lisa Skinner:from the stranger in the mirror phenomenon, there are also
Lisa Skinner:conditions called prosopaganosia, which is face
Lisa Skinner:blindness. And what happens there is a person will have
Lisa Skinner:difficulty recognizing familiar faces, which can complicate
Lisa Skinner:mirror recognition, but is not identical. To misidentifying
Lisa Skinner:one's own reflection. They could also be having an illusion or
Lisa Skinner:confabulation, meaning misinterpretations of sensory
Lisa Skinner:input or fabricated memories mirror misrecognition can co
Lisa Skinner:occur with these they may be experiencing delirium, which is
Lisa Skinner:defined as acute, fluctuating confusion. Mirror misrecognition
Lisa Skinner:can appear during delirium, but is often chronic in dementia.
Lisa Skinner:Possible causes for why this occurs? First of all, due to
Lisa Skinner:neurocognitive factors, physiospatial and perceptual
Lisa Skinner:processing deficits, dementia, particularly Alzheimer's disease
Lisa Skinner:and Lewy body dementia, can impair visual processing and
Lisa Skinner:facial recognition pathways, contributing ambiguous visual
Lisa Skinner:input from a reflection self awareness and metacognition,
Lisa Skinner:decline is another factor, and that's the ability to attribute
Lisa Skinner:thoughts and identity to the self may be deteriorating, or
Lisa Skinner:may have deteriorated, weakening the sense of self and leading to
Lisa Skinner:mis attribution of the reflection another one memory
Lisa Skinner:and semantic or logical knowledge disruption, impairment
Lisa Skinner:of logical memory can undermine stable self knowledge, making it
Lisa Skinner:harder to recognize one's own image as me being themselves.
Lisa Skinner:Executive dysfunction, which is difficulties with attention
Lisa Skinner:monitoring and updating self related information may also be
Lisa Skinner:contributing to the misidentification. Then there's
Lisa Skinner:sensory integration and environment. There's mirror
Lisa Skinner:ambiguity, which means reflections are dynamic,
Lisa Skinner:reversible images that require integration of multiple sensory
Lisa Skinner:cues in dementia, the integration process can be
Lisa Skinner:faulty, leading to misperception. For some
Lisa Skinner:individuals, the reflection may appear unsettling, triggering
Lisa Skinner:fear based responses that reinforce avoidance or
Lisa Skinner:misinterpretation. Now, I have heard over the decades many
Lisa Skinner:stories of caregivers who have led the person they're caring
Lisa Skinner:for into a bathroom, and then all of a sudden, and they pass
Lisa Skinner:by a mirror on the way to the shower, and all of a sudden,
Lisa Skinner:they just flat out refuse to take that shower. And
Lisa Skinner:caregivers, unless they know about Stranger in the mirror,
Lisa Skinner:can't, for the life of them, figure out, okay, what just
Lisa Skinner:happened? Well, the person with dementia saw the reflection in
Lisa Skinner:the mirror, did not recognize it as being themselves, and
Lisa Skinner:thought, literally thought there was a stranger in the bathroom
Lisa Skinner:with them who was going to watch them take their clothes off and
Lisa Skinner:get into the shower, and they absolutely refused. So this is
Lisa Skinner:one benefit to knowing about Stranger in the mirror, because
Lisa Skinner:if that happens to you, you may realize that it's because your
Lisa Skinner:person saw the reflection in the mirror and didn't recognize
Lisa Skinner:themselves and assumed it was a stranger watching them. Symptoms
Lisa Skinner:and dementia can vary by time of day. We call that sundowning or
Lisa Skinner:arousal level influencing the likelihood and intensity of
Lisa Skinner:having the misrecognition, and it definitely has an impact on
Lisa Skinner:daily life. As I mentioned, it can cause distress or fear when
Lisa Skinner:encountering the mirror, can lead to avoidance, withdraw or
Lisa Skinner:or anxiety and agitation, repetitive questioning or
Lisa Skinner:attempts to change the mirror image can occur. I've heard of
Lisa Skinner:people who have actually hit the mirror out of fear because they
Lisa Skinner:thought a stranger had intruded into their home. Now potential
Lisa Skinner:safety concerns, if the person misinterprets their surroundings
Lisa Skinner:or misread social cues during interactions, are a realistic
Lisa Skinner:concern. So how do you distinguish from other symptoms?
Lisa Skinner:It is. Not uncommon for this phenomenon to co occur with
Lisa Skinner:other visual disturbances or delusions. So careful assessment
Lisa Skinner:is needed to differentiate normal aging, mild cognitive
Lisa Skinner:impairment, delirium and progressive dementia
Lisa Skinner:progression. So what caregivers can do when this occurs. Here
Lisa Skinner:are some immediate response strategies for you always remain
Lisa Skinner:calm and reassuring, approach your person gently from the
Lisa Skinner:front, avoid confrontation and acknowledge their emotions, for
Lisa Skinner:example, I can see that you're that that reflection is very
Lisa Skinner:confusing for you, but I'm here with you. Avoid arguing the
Lisa Skinner:reality of the mirror image, arguing can only increase
Lisa Skinner:distress and agitation. You can try offering a distraction or a
Lisa Skinner:redirection, engage in a comforting activity or change
Lisa Skinner:their environment. For example, dim the mirror, cover the mirror
Lisa Skinner:briefly with a towel or a blanket, take them into a
Lisa Skinner:different room, and then you always, always want to consider
Lisa Skinner:their safety first, if fear or agitation leads to unsafe
Lisa Skinner:behaviors like pacing or attempts to flee, provide A safe
Lisa Skinner:calm space and consider supervision. There's also
Lisa Skinner:environmental modifications to think about and consider
Lisa Skinner:utilizing, like mirror management, so temporarily
Lisa Skinner:removing or obscuring mirrors in areas where misrecognition is
Lisa Skinner:frequent, using frosted or slightly tinted mirrors that can
Lisa Skinner:reduce clarity, staging and orientation. You can label rooms
Lisa Skinner:with simple signs and provide gentle environmental cues to
Lisa Skinner:reduce the person's confusion about where they are. Consider
Lisa Skinner:lighting adjustments by providing adequate steady
Lisa Skinner:lighting to minimize Stark reflections and shadows that can
Lisa Skinner:increase misperception. Here are some effective communication
Lisa Skinner:techniques you can try use simple, clear statement avoid
Lisa Skinner:negation, which can create more confusion instead of saying
Lisa Skinner:that's not you try saying, Oh, that's a reflection, but I'm
Lisa Skinner:here with you. Validate their feelings. I understand that this
Lisa Skinner:is scary. Slow pacing. Give time for processing. Do not rush the
Lisa Skinner:conversation.
Lisa Skinner:Here are some behavioral and psychological consideration.
Lisa Skinner:Monitor for what triggers these behaviors, the time of day,
Lisa Skinner:specific environments, recent events that may precipitate the
Lisa Skinner:phenomenon, screen for comorbid conditions like anxiety,
Lisa Skinner:depression, visual impairment or delirium, which can worsen
Lisa Skinner:perceptual disturbances. Consider medical review. If the
Lisa Skinner:event is new. You've been caring for this person for a while, and
Lisa Skinner:you've never seen this happen before, or increasingly
Lisa Skinner:frequent, evaluate for reversible factors, such as
Lisa Skinner:maybe they now have some vision impairment problems, or they
Lisa Skinner:have an infection, maybe they're not adapting to a medication
Lisa Skinner:that was recently prescribed, or there's some metabolic issue
Lisa Skinner:going on there. So there are therapeutic and supportive
Lisa Skinner:interventions available. Some examples are occupational
Lisa Skinner:therapy, and they can provide strategies to cope with
Lisa Skinner:perceptual disturbances and help adapt to daily routines. There's
Lisa Skinner:psychological support, counseling or therapy for the
Lisa Skinner:caregiver to manage stress and prevent burnout. And of course,
Lisa Skinner:there's Dementia Care, training, education or communication
Lisa Skinner:techniques and environmental strategies. And then finally,
Lisa Skinner:other things to consider. Safety planning, assess fall risk. If
Lisa Skinner:the person reacts suddenly to the mirror, it might catch them
Lisa Skinner:off balance, ensure close. Or free spaces to reduce confusion,
Lisa Skinner:plan for times of day when misrecognition is more likely,
Lisa Skinner:and adjust their activities accordingly. Respect for
Lisa Skinner:autonomy and dignity is critical, even when
Lisa Skinner:misrecognition occurs, the person's subjective experience
Lisa Skinner:and feelings should be acknowledged and honored. Use
Lisa Skinner:non stigmatizing language, use Person Centered language, and
Lisa Skinner:avoid labeling or belittling phrases related to the
Lisa Skinner:misperception now, cultural beliefs can play a role about
Lisa Skinner:mirrors and self image. Cultural norms may influence how
Lisa Skinner:individuals interpret mirror reflections and how their family
Lisa Skinner:members or even caregivers respond. So here are some
Lisa Skinner:practical tools for caregivers and clinicians stay calm and non
Lisa Skinner:confrontational, acknowledge their emotions, avoid arguing
Lisa Skinner:about reality, assess their safety, remove immediate threats
Lisa Skinner:and provide a safe space. Modify the environment the mirror. Use
Lisa Skinner:lightning, lighting as needed, redirect attention to comforting
Lisa Skinner:activities, document what you believe to have triggered this
Lisa Skinner:reaction, the frequency and outcomes for medical teams
Lisa Skinner:review their medications and medical status with the health
Lisa Skinner:care providers. Use simple, short phrases and a gentle tone,
Lisa Skinner:correcting the person or asserting that is you validate
Lisa Skinner:again. I can see you're upset by this reflection, and I'm here
Lisa Skinner:with you again. Redirect by offering a preferred activity or
Lisa Skinner:a distraction. And then finally, environmental checklist. Are
Lisa Skinner:mirrors present in high traffic rooms? Is lighting even and not
Lisa Skinner:creating a glare? Are reflective surfaces covered or softened in
Lisa Skinner:the areas of concern? Is there a consistent daily routine to
Lisa Skinner:reduce their confusion. So in conclusion, the stranger in the
Lisa Skinner:mirror phenomenon is a niche but meaningful expression of the
Lisa Skinner:broader cognitive cognitive and perceptual changes seen in
Lisa Skinner:dementia. It reflects disruptions in self perception,
Lisa Skinner:visuospatial processing and emotional regulation. And while
Lisa Skinner:not everyone with dementia will experience this phenomenon when
Lisa Skinner:it occurs, it can be distressed. Distressing for both the person
Lisa Skinner:and their caregiver. A compassionate, patient centered
Lisa Skinner:approach that emphasizes safety, environmental adjustments,
Lisa Skinner:effective communication and caregiver support is always
Lisa Skinner:essential. So that's what I have for you today. I hope you found
Lisa Skinner:that really interesting, and it is a real thing. As a matter of
Lisa Skinner:fact, the story of Harold, I was one of my eight family members
Lisa Skinner:that had Alzheimer's disease. That was my dad's twin brother,
Lisa Skinner:and his name actually was Harold. So my aunt Nancy told me
Lisa Skinner:that story years ago, and I thought it was so cute. But in
Lisa Skinner:other cases, it can represent safety issues and danger to
Lisa Skinner:people. This particular story was just really sweet and cute,
Lisa Skinner:so that'll do it for today's episode of the truth lies in
Lisa Skinner:Alzheimer's. I'm Lisa Skinner, your host, and don't forget
Lisa Skinner:about visiting minding dementia.com. And look for those
Lisa Skinner:updated resources and information that we provide for
Lisa Skinner:you on a regular basis. I'll be back next week with another
Lisa Skinner:brand new episode for you, and thanks again for joining me
Lisa Skinner:today. I really appreciate you spending part of your day with
Lisa Skinner:me today, and every other day that you come and listen to
Lisa Skinner:another episode, have a great rest of your week. Be happy,
Lisa Skinner:stay healthy and I will see you again next time bye, bye.