E Jisung has been writing since 1993. He has published more than thirty books in various fields such as education, self-improvement, and humanities. His works include The Attic Full of Dreams, Lead by Reading, Eight, Eight:Think, Thinking Humanities, Twenty Years Old, Never Lose, Japanese, and Korean. His books have been translated and published in the United States, China, Taiwan, Japan, Vietnam, and Indonesia. “In March of my twentieth year, I dreamed of becoming a writer. When everyone around me ignored and laughed at me, the books in the library supported my dream. Fourteen years later, I wrote The Dreaming Attic to share with the world the R=VD that all dreamers have in common. It went from bestseller to bestseller, but it wasn't always that way. But I never gave up. Instead, I dreamed more vividly. And my dream to become a bestselling author came true at an amazing pace.” He has over 200k followers on YouTube and one of important political/ humanity writer in Korea.

Born in Seoul in 1992, she has worked in various roles including magazine reporter, nude model, and writing instructor. She began her literary career in 2013 with the short story "Merchants." Currently, she works as both a writer and the head of Heom Publishing, writing across a range of genres.

He is a professor in the Department of Korean Language and Literature at Dong-A University, where he teaches reading and writing. He has introduced books to people through the TV program "Back to Books" and the radio show "Lee Guk-hwan’s Morning Book Reading."