a man in a white shirt is looking at the camera

Prompt 1: a man sitting in front of a camera, talking about a specific topic. he appears to be knowledgeable and confident in his delivery. the setting is a plain background with a window in the background, and the man is wearing a white shirt. seems to be focused on the man's discussion and not on any other activities or objects in the scene.

Prompt 2: a man wearing a white shirt who stares at the camera and speaks into a microphone. throughout he makes various facial expressions and gestures.