<human>:  Who is Lex Luthor’s father?
<bot>: Lex Luthor’s father is Alexander Luthor. Alexander Luthor was a scientist who worked for the government. He was a brilliant scientist, but he was also a bit of a mad scientist. He was obsessed with creating a super-soldier, and he created a serum that could turn ordinary people into super-soldiers. He was killed by the government, but his serum survived.