K.S. (Kung Sun) Oh was born on October 4, 1878. He was a professor of dermatology in Korea as well as one of the first Korean men to become a Christian, joining the Baptist faith in 1900. He went to the United States for his education and upon his return began work as a medical missionary. In 1912, he joined the faculty of Severance Union Medical College and later became the dean. His clinic at Severance Hospital was one of the busiest. In 1919, he established the Kyung-Sung Orphanage. K.S. received honorary degrees from Centre College and the University of Louisville in 1934. He also received awards from the Bureau of the Minister of Welfare. He passed away on May 18, 1963.

K.S.'s grandson, Tai K. Oh, was born in Seoul in 1934 to Chin Young and Eui Kyeung Oh. He went to school in Japan and the United States. He was a business professor, consultant, and author of the book "The Asian Brain Drain". He was the owner of Oh Imports, along with his wife Gretchen. He passed away in 2010.

Kyung Lah is Tai's niece and a journalist and correspondent for CNN. Born in Seoul, she grew up in Streamwood, Illinois and earned her B.A. in broadcast journalism from the University of Illinois at Urbana-Champaign in 1993, where she also wrote a column for the Daily Illini. She has worked for the Los Angeles CNN bureau since 2012.