Lovely as always, here is one bit:
He married Elisabeth Langreiner, whom he had met through the movement to spread Esperanto, a language developed in the 19th century to encourage global communication. Like Professor Selten, she had diabetes; both her legs were amputated below the knee.
And the close:
…Professor Selten’s research topics “seem often strongly risk-seeking and sometimes almost contrarian,” Abdolkarim Sadrieh, a former student of his and now a teacher himself, wrote in 2010. But he said that the professor could be cautious in his personal life. For one thing, Dr. Sadrieh noted, he always carried an umbrella.
Here is the full obituary.