Karin's partner.
Old privileged white guy trying to be a good ally.
Industrial physicist.
Distractable.

Profile picture, from chest up: Guy with a beard on a ski slope, wearing sunglasses, a fleece beanie, and blue ski suit with red and gray details. He is side-lit looking at the camera.
Banner picture: Looking along a grassy northern California coast with light surf, low cliffs, and some woods in the distance. There are a few light clouds massed over the cliffs.