{"id":77522,"date":"2025-10-14T09:34:07","date_gmt":"2025-10-14T09:34:07","guid":{"rendered":"https:\/\/www.newsbeep.com\/nz\/77522\/"},"modified":"2025-10-14T09:34:07","modified_gmt":"2025-10-14T09:34:07","slug":"why-do-dolls-creep-us-out-its-the-uncanny-valley-effect","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/nz\/77522\/","title":{"rendered":"Why do dolls creep us out? It\u2019s the uncanny valley effect"},"content":{"rendered":"

\"AWhy do dolls creep us out? Scientists say it might be related to the uncanny valley<\/a> effect. This is the term for when something looks close to real life but not quite right, giving people an uneasy feeling. Image via Sandman TSM\/ Pixabay<\/a>.
\nWhy do dolls creep us out?<\/p>\n

You walk into a room and feel like you\u2019re being watched. But there\u2019s no one in the room with you except for some harmless dolls. Still, the presence of the dolls makes your heart rate quicken and the room spin, and all you want to do is leave. This fear of dolls is called pediophobia<\/a>. And the prevalence of creepy dolls filling stores and lawns around Halloween can make your pediophobia hard to escape. But why do dolls creep us out?<\/p>\n

Scientists at Northeastern University said on October 7, 2025, that our fear of dolls might come from something called the uncanny valley<\/a> effect. A scientist named Masahiro Mori<\/a> first described the effect in the 1970s. Mori used the term to describe the eerie feeling of encountering a humanlike robot. Around this time, lifelike robots were becoming popular in movies and TV. Applied psychology professor Christie Rizzo<\/a> of Northeastern University said<\/a>: <\/p>\n

When robots were looking very robot-like and not very human-like, people had a very positive kind of connection. They thought they were cool. But when robots started looking more human, there was a point where people started to be put off by the robot\u2019s look and maybe creeped out.<\/p>\n

That reaction took place in this really narrow place scientists called the \u2018uncanny valley,\u2019 between where the robot was sort of human-looking but things weren\u2019t quite right.<\/p>\n

The uncanny valley effect<\/p>\n

Mathew Yarossi<\/a>, an expert in biomechanical engineering and rehabilitation at Northeastern, explained the uncanny valley effect this way: <\/p>\n

When something looks almost human but is not quite, sometimes we find it repulsive. Sometimes we just find it strange.<\/p>\n

Yarossi also said: <\/p>\n

There\u2019s an area of the brain that is specific for the recognition of the faces of humans. The firing is different for things in the uncanny valley.<\/p>\n

Part of the unease might be because dolls can violate our expectations. At first glance we think what we\u2019re seeing is human, but then we realize our mistake. Leanne Chukoskie<\/a>, director of the Playful Mind Lab at Northeastern, said: <\/p>\n

We place a high priority around being able to predict or categorize and know what\u2019s coming next. We try to predict to make sense of the world.<\/p>\n

The influence of movies and pop culture<\/p>\n

Research shows children under age 9 don\u2019t experience the uncanny valley effect. So younger kids tend not to have uneasy feelings around dolls. Adults are the ones more likely to have pediophobia.<\/p>\n

This delay in the onset of the phobia could partly be the fault of scary movies that feature dolls, such as Chucky<\/a> or the possessed doll Annabelle from The Conjuring<\/a>. Rizzo said: <\/p>\n

If you see a movie like that at the right time, you can actually develop an ongoing fear of those things.<\/p>\n

\"AChildren age 9 and under tend not to have uneasy feelings around dolls. Image via SandmanTSM\/ Pixabay<\/a>.
\nDolls creep us out in Halloween decor, too<\/p>\n

Dolls are becoming more popular in Halloween decor. And that might be thanks to aging Baby Boomers. Dolls were abundant in their childhoods, and now many are cleaning house. So dolls are a common and inexpensive item at your local thrift store. And they can make for great creepy Halloween displays, like this one of a parade of dolls disposing of a body wrapped in a garbage bag<\/a>.<\/p>\n

Part of the challenge of Halloween is learning to laugh at things that scare us. And the fear of death is a fundamental human fear. Ajay Satpute<\/a>, Northeastern associate professor of psychology and director of the Affective and Brain Sciences Lab, said: <\/p>\n

Some have argued that the uncanny valley between humans and robots is really about recognizing our own humanness, which might make us feel our sense of mortality and lead to a fear of death.<\/p>\n

\"DollsDolls were prolific during the childhoods of the Baby Boomer generation. And now many of those dolls are turning up in thrift stores. They make for inexpensive Halloween decor. Image via Magda Ehlers\/ Pexels<\/a>.<\/p>\n

Watch this funny and sweet TikTok of a little girl with no fear of dolls. Not even of Michael Myers<\/a> from the Halloween<\/a> movie franchise.<\/p>\n

@breblc<\/a> <\/p>\n

safe to say p is not afraid of the Halloween decor #fyp<\/a> #foryou<\/a> <\/p>\n

? original sound \u2013 breblc<\/a> <\/p>\n

Bottom line: For many of us, dolls creep us out. Their lifelike \u2013 but not quite human \u2013 aspect can trigger the uncanny valley effect.<\/p>\n

Via Northeastern University<\/a><\/p>\n

Kelly Kizer Whitt
\n View Articles<\/a><\/p>\n

About the Author:<\/p>\n

Kelly Kizer Whitt – EarthSky\u2019s nature and travel vlogger on YouTube – writes and edits some of the most fascinating stories at EarthSky.org. She’s been writing about science, with a focus on astronomy, for decades. She began her career at Astronomy Magazine and made regular contributions to other outlets, including AstronomyToday and the Sierra Club. She has nine published books, including a children’s picture book, Solar System Forecast, and a young adult dystopian novel, A Different Sky.<\/p>\n