Lee Ki-baek was a leading South Korea

South Korea

The Republic of Korea , , is a sovereign state in East Asia, located on the southern portion of the Korean Peninsula. It is neighbored by the People's Republic of China to the west, Japan to the east, North Korea to the north, and the East China Sea and Republic of China to the south...

n historian. He was born in Jeongju-gun, in North Pyeongan province in what is today North Korea

North Korea

The Democratic People’s Republic of Korea , , is a country in East Asia, occupying the northern half of the Korean Peninsula. Its capital and largest city is Pyongyang. The Korean Demilitarized Zone serves as the buffer zone between North Korea and South Korea...

. He graduated from the Osan School in 1941, attending Waseda University

Waseda University

, abbreviated as , is one of the most prestigious private universities in Japan and Asia. Its main campuses are located in the northern part of Shinjuku, Tokyo. Founded in 1882 as Tokyo Senmon Gakko, the institution was renamed "Waseda University" in 1902. It is known for its liberal climate...

 in Tokyo but ultimately graduating from Seoul National University

Seoul National University

Seoul National University , colloquially known in Korean as Seoul-dae , is a national research university in Seoul, Korea, ranked 24th in the world in publications in an analysis of data from the Science Citation Index, 7th in Asia and 42nd in the world by the 2011 QS World University Rankings...

 in 1947.

Lee's most noted work was the New History of Korea, first published in 1967 and revised thereafter. However, his works are now criticized as the extension of a colonial history policy by Japan.. His advisor in acamedia was Yi Byeongdo

Yi Byeongdo

Lee Byeong-do was a Korean historian. He is often associated with the Japanese colonial view of Korean history.-Biography:* 1927: Started working in Korean History Compilation Committee* 1934: Founding Jindan Institute...

 who was one of the member of Joseonsa Pyeonsuhoe(조선사편수회).