Overview
- Save the Elephants said he died Monday in Nairobi at age 83.
- At 23, he launched the first scientific study of wild elephant social behavior in Tanzania’s Lake Manyara National Park.
- His aerial surveys and data on ivory-driven declines helped build momentum for the 1989 international ivory trade ban.
- He founded Save the Elephants in 1993 and advanced GPS collaring and aerial tracking that are now standard in conservation.
- Tributes followed from conservation groups and Prince William; he is survived by his wife Oria, daughters Saba and Dudu, and six grandchildren.