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Across
  1. 3. someone learned about mind and behavior
  2. 4. one who takes care of a collection of books
  3. 7. a professional cook
  4. 9. one who presides over a courtroom
  5. 10. a person who is trained to go into space
  6. 11. trained person who designs or builds
  7. 14. someone who attends classes to learn
  8. 16. a member of the legal profession
  9. 19. someone who builds something or puts it together from different parts
  10. 20. person trained in medical practices
  11. 21. someone who writes for a paper or magazine
  12. 23. a guide or sports team leader
  13. 24. a doctor trained to take care of teeth
  14. 26. a military person
  15. 27. Short for veterinarian, animal doctor
  16. 30. person who writes code for computers
Down
  1. 1. a person who mixes and dispenses medication
  2. 2. law enforcement officer
  3. 5. a person who serves food to others
  4. 6. medical doctor who performs operations
  5. 8. person who grows crops or raises livestock
  6. 12. a person who teaches
  7. 13. a person who removes impurities
  8. 15. a person who practices medicine
  9. 17. one who repairs and maintains machines
  10. 18. person who studies past human societies
  11. 22. one who repairs or installs pipes or fixtures
  12. 25. a person who works to extinguish blazes
  13. 28. one who educates others
  14. 29. person trained to give aid in an emergency