Son Woong-jung is a former South Korean football player and football coach. With the belief that education for teaching is more important than education for learning, he continues to dedicate himself to reading, exercise, and the development of training programs. He is also devoted to taking care of his son, who is a football player.

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.

When she expresses Heavenly Father's heart, she writes and illustrates hoping that she expresses His heart well. Also, she is eager to be his happiest child and the most useful tool during the time. She wrote and illustrated Beginning to a Journey with Jesus (Togijangi), God, How Was Your Day (Kyujang), and she worked as an illustrator for Hello, Christianity (Togijangi), God, Am I Living Well? (Nexus Cross).

Lee Pyeong wrote books like "I'm organizing my relationships(Tentative name)" and "Because we were someone's spring(Tentative name)."