Each day, we pass by countless people on the streets, in airports, or at train stations. Brief encounters with lives we know nothing about. These moments remind me just how vast the human experience is.

And yet, in our own minds, it often feels like we are at the center of the universe. Our thoughts, emotions, and memories fill our awareness so completely that the rest of the world can fade into the background. This might seem self-centered, but it is simply how our minds work. But it raises a fascinating question: How different might someone else’s inner world be from our own?

As psychologists, we try to study and understand these inner experiences—what I like to call the mind unseen. This blog will be a space to explore these hidden worlds: how people think, feel, imagine, and perceive differently from one another.

Mental imagery is the ability to create sensory experiences in the absence of external input. You might “see” an apple in your mind’s eye, even though there is no apple in front of you. Or perhaps you can replay the sound of a song, feel the texture of velvet, or imagine the

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