He catapulted me to notoriety in 1976 in his MIT Technology Review Article reprinted as Magic and Paraphysics in his book, Science, Good, Bad, & Bogus.

How do you rank:

String theory?

Hot Fusion?

Cold Fusion?

Quantum Computing & Cryptography?

Global Warming?

UFOs?

Paranormal?

Economics? (e.g. financial derivatives)