Calvin is Senior Associate and co-founder of Travelers Rest Counseling Associates, where he counsels adults, parents, and couples. He is the President of the South Carolina Society of Adlerian Psychology, author of The Cooperative Family: How Ridding Ourselves of Competitive Goals Helps Us Flourish (2021), and a regular presenter at Adlerian conferences. This summer, he will join the faculty of ICASSI in The Netherlands.