Struggle with social anxiety Learn to navigate social situations like Sheldon Cooper from The Big Bang Theory with structured ...

In The Big Bang Theory, Sheldon tells Penny that he started knocking before entering the room because he caught his father cheating. In the comedy, adult Sheldon explained that he came home while ...

Penny's Gift To Sheldon Is Even Sweeter Now ... It took almost a decade for fans to learn the tragic truth behind the knock -- that Sheldon performs it out of a compulsive abundance of caution ...

As Young Sheldon reached its heartfelt series finale, fans bid a bittersweet farewell to Sheldon Cooper’s journey—a story ...