Ad hominem, short for argumentum ad hominem, is a rhetorical tactic of attacking the character, motive, or some other attribute of the person making an argument rather than the substance of the argume
Aristotle (384–322 BC) is credited with raising the distinction between personal and logical arguments.
Poisoning the well is a type of informal fallacy where adverse information about a target is preemptively presented to an audience, with the intention of discrediting or ridiculing something that the
Ad hominem
…Negative campaigning Poisoning the well Presumption of guilt…
Catholic academic John Henry Newman, who first coined the term in Apologia Pro Vita Sua (1864)