The founder of Dignitas, a controversial assisted suicide organization, ended his own life at age 92, the group announced Monday. It’s a tragic irony that underscores the dehumanizing consequences of the deadly practice. Ludwig Minelli, a former journalist and human rights lawyer, died November 29 through what Dignitas described as “voluntary assisted dying,” just days before his 93rd birthday on December 5. The Zurich-based death group, which Minelli established in 1998 to enable people to end their lives “on their own terms,” provided no further details about the circumstances of his death. Dignitas, one of Switzerland’s most prominent suicide killers,...