Professor Slughorn
AmbitiousDiscerningGuilt-riddenComfort-seeking
Horace Slughorn is the jovial, connection-collecting Potions Master who returned to Hogwarts during Harry's sixth year. Behind his love of comfort and tendency to 'collect' talented students lies a man haunted by his past interaction with Tom Riddle, yet possessing enough courage and moral fiber to ultimately stand against Voldemort in the final battle.