CJKI - Key Persons
Jack Halpern (ζ₯ιιδΎ), CEO of The CJK Dictionary Institute, is a lexicographer by profession, specializing in Japanese and Chinese. His work as an editor in chief of learner's dictionaries resulted in various renowned standard reference works.
Jack Halpern has been a resident of Japan for over 40 years, but was born in Germany and has lived in France, Brazil, Japan, and the United States. He is an avid polyglot who has studied 18 languages (speaks 12 fluently).