Mark Herman Thelen
Mark Herman Thelen
  • December 13, 1935 - September 18, 2017
  • Columbia, Missouri

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Mark H. Thelen, M.D.


Mark H. Thelen, Ph.D, passed away peacefully on September 18, 2017, at Boone Hospital Center in Columbia, Missouri.

A memorial service will be held at 2:00 pm on Wednesday September 20, 2017 at The Crossing Church, 3615 Southland Dr Columbia, MO.

Mark was born on December 13, 1935, in Fowler Michigan, the son of Julius and Anna Thelen, who preceded him in death. Mark married the love of his life, Shirley (Winans) Thelen on June 23, 1956, in Fowler Michigan.

Mark attended Fowler High School, where he played on a state championship basketball team. Mark earned a Ph.D in Clinical Psychology at Michigan State University. He worked for many years as the Clinical Director of the Psychology Department at the University of Missouri. While there he engaged in extensive projects, published numerous research papers in professional journals and advised many graduate students. Mark also maintained a private practice throughout his career.

Mark enjoyed working out, was active in sports, and was an accomplished handball and later racquetball player. He loved running with his buddies on the Katy Trail and in his later years, walking his dog in the park. Mark attended Missouri Tiger games for many years and especially enjoyed basketball games.

Mark is survived by his wife, Shirley, his four children, Jeff Thelen (Marla), Randy Thelen (Debbie), Cheri Darrough (Tom), and Marci Pitts (Darrin). He very much loved his 12 grandchildren (Scott, Ben, Matthew, Rebecca, Daniel, Connor, Luke, Eli, Madison, Avery, Wyrn, and Sloane), and his 7 great grandchildren. Mark is survived by sisters, Mildred and Aileen, and sister-in-law, Eldine. He was preceded in death by brothers, Justin and Alan, and sisters, Julieanne, Laurene, and Germaine.

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