Jan Mårtenson 1933–2026 Source: Wikimedia Commons About Jan Mårtenson Swedish writerand diplomat People from the Same Era Heiner Keupp b. 1943 non-fiction writer, psychologist, sociologist, university teacher Kulmbach Leo Õispuu 1930–2022 engineer, historian Kuressaare Hayashiya Konpei 1943–2020 rakugoka George Chapline, Jr. b. 1942 physicist, theoretical physicist Teaneck Leszek Elektorowicz 1924–2019 literary critic, poet, prose writer, translator, writer Poland Valentin Karetnikov 1938–2024 astronomer