a intellectual person in a casual shirt explaining in elaborate fashion. using hand gestures while talking. public speaking

30s adult american articulate backdrop background beard biracial clarify communication conversation dadbod debate discuss elaborate eloquent elucidate explain expound express expression eyeglasses facial factual filipino fluent gestures glasses gray guy hair hand intellectual intelligent isolated knowledgeable late lecture leisurely loquacious male man mestizo oral orator persuade plain public rhetoric silver skills smart speaker speaking standing talking teacher thirties tongue topic verbal