List of sources to later use for an article:
https://repository.yu.edu/bitstream/handle/20.500.12202/5812/YUL.Commentator.8.1989-09-21.pdf?sequence=1 - page 1, 9 https://www.nytimes.com/1989/08/14/nyregion/ivan-tillem-32-lost-in-ethiopia.html https://www.washingtonpost.com/archive/politics/1989/08/24/nine-fallen-heroes-of-peace-return/1391c595-65df-45a6-909e-7b394663607a/
Wife is Alison according to https://www.upi.com/Archives/1989/08/22/Philanthropists-family-to-sue-for-plane-crash/2391619761600/ and they had two children (one who came after his death), according to https://www.sun-sentinel.com/1989/08/14/lelands-plane-found-crashed-against-cliff-congressman-15-others-presumed-dead-in-ethiopia/
Editor of The Jewish Directory & Almanac (1984-1988?) https://www.amazon.com/s?i=stripbooks&rh=p_27%3AIvan+L+Tillem&s=relevancerank&text=Ivan+L+Tillem&ref=dp_byline_sr_book_1