
At the Dallas All-Con.
I don't know if there is a running list for Trek celebrities who are nice or who are jerks but you can definitely put him in the "nice" category.
I got him to sign a picture of the cast from the funeral dream sequence from ANISB. It was the first time I ever asked anyone for an autograph. I'm usually just not into that scene but there was no line at his table so I thought I'd go talk to him.
We mainly talked about True Blood. He said that so far he is only in one episode of the upcoming season.