Maybe he has Asbergers. But I think it is more likely he has a personality disorder like Narcissistic Personality Disorder, combined with stupidity and an inferiority complex, and ramped up with advanced syphilitic insanity.
Stories going around that at age 5 he was throwing rocks at babies. Something about his mother saying he was garbage and the fact that you don't send your shining star children to military schools.
He is at least 3rd generation sociopaths. His dad was a slumlord. His Grandad got kicked out of Germany.
Woody Guthry sings about Fred "OLD MAN" Trump