부산대학교에서 분자생물학을 공부했다. 그동안 김성화와 함께 쓴 책으로 『과학자와 놀자!』『고래는 왜 바다로 갔을까』『그런데요, 생태계가 뭐예요?』『얘들아, 정말 과학자가 되고 싶니?』 『박테리아 할머니 물고기 할아버지』등이 있다.

Both born in 1968, Kim Sung-hwa and Kwon Soo-jin studied biology (BS) and molecular biology (BS), respectively, at Pusan National University. Under the pen name “Science Kids,” they have co-authored works that endeavor to bring science closer to children including Why Did Whales Go to the Sea? (published by Changbi) Let’s Play with Scientists! (published by Changbi) Kids, Do You Really Want to Be Scientists? and The Bellybutton of Science.