Sturgis is the first person in Sheldon’s life who can match him intellectually. Crucially, however, Sturgis is an adult version of Sheldon who has somehow survived. He shows Sheldon that it is possible to navigate the world of academia while maintaining one's eccentricities.

Connie opened the door, a wry smile on her face. "John, you’ve got chalk on your nose."

For the majority of Young Sheldon , the titular character struggles with a profound sense of isolation. He is a mind without peers. While his family loves him, they rarely understand him. Enter Dr. Sturgis.