Contact Us

customer service: 
     Send a note to
      Call, leave message at 973-361-2567

     Please direct your questions, comments, and
     suggestions to the above email address or

     We will respond promptly if you tell us you
      have a problem or concern with the lecture
      materials you have purchased. 

     All other messages will be answered as soon
     as possible.

     We hope the lectures arouse much critical
     thinking and many lively discussions.