# Our main scientific activity should be studying the structure of information and… by John McCarthy > "Our main scientific activity should be studying the structure of information and problem-solving processes independently of their realization in animals or humans." > **— John McCarthy**, *1974 remark, attribution clue* Verification Status: Unverified — exact wording/source has not yet been independently confirmed against a primary source; source clue: 1974 remark, attribution clue.