We live in society relying on perception and memory, but can we really trust them? From "The Invisible Gorilla" by the authors who devised an experiment that shocked the world of psychology, learn about "inescapable habits of failure".

Learn about the "Poincaré conjecture," a mathematical conundrum with a 1 million dollars prize. The genius mathematician Perelman solved it but refused both the prize and the Fields Medal. Find out the details of the conundrum and its proof in Yuki Hiroshi's "Math Girls."

The assassination of Kim Jong-nam was reported with surprise all over the world. The two women who carried out the assassination were just ordinary people who were made become assassins by being asked, "Do you want to become famous?" From the movie "Assassins," we can understand the current situation next to danger we live in.

The theme of the fifth installment of the "Math Girls" series depicts people who are through mathematics, with a focus on high school students, and it's about "Galois theory." The book traces the thoughts left behind by a genius who single-handedly pioneered the new field of "group theory," but was too pioneering to be understood by the mathematicians of his time, and later died in a duel.

From the movie "Pad Man," which is based on a real person who developed "inexpensive sanitary napkins" to help his wife, who used ash or dirty cloth to treat her menstrual bleeding in India where the taboo of "not even talking about menstruation" still exists in the 21st century, we can think about "how we want to live."

I, who have never watched the "Batman" series, watched the movie "Joker" with zero prior knowledge. This movie reminded that "evil" is often ubiquitous in the "environment" and anyone can fall into it. It makes us think again about the reality that simply condemning the "individual" cannot reduce "evil" in society.