Knowing your Professors

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Across
  1. 1. professor who got bitten by a vampire bat
  2. 5. "communication is KEY"
  3. 6. "What's good?"
  4. 8. professor whose sons always say "67"
Down
  1. 2. herbologist
  2. 3. last name of 2 married professors
  3. 4. "pharmaceutical elegance"
  4. 7. "I digress"