Tim Hartley

From 1989 to 1995, he worked at the University of Hartford as an Assistant Professor where he developed and taught undergraduate computer science courses. From 1998 to 2004, he worked as an Associate Professor at Rensselear at Hartford, developing and teaching computer science and information technology courses to graduate students, primarily working professionals. Additionally, since 1989, he has owned and operated Tim Hartley & Associates, LLC, a company that delivers professional training courses and provides database consulting services to businesses and organizations across the United States and Canada. Click here to see a list of his publications.

Benjamin Hartley

He is the webmaster of and also designs graphics and illustrations for course materials.

Laryssa Cour

She is the director of sales and marketing. She graduated from Eastern Connecticut State University in the spring of 2009 with a BS in Communications.

Publications by Tim Hartley


Published by McGraw-Hill 1989
ISBN: 0-07-040666-9
Translated into Spanish 1991
ISBN: 84-7615-679-0
Published by McGraw-Hill 1992
ISBN: 0-07-040775-4
Published by McGraw-Hill 1995
ISBN: 0-07-040799-1

Journal Articles by Tim Hartley

Hartley, T. and Martyn, T. "Data Base Semantics and SQL: Part IV - Data Type Considerations," Data Management Review, January 1993.
Martyn, T. and Hartley, T. "Data Base Semantics and SQL: Part III - Symbolic Logic and SQL Redundancy," Data Base Management, May 1992.
Martyn, T. and Hartley, T. "Data Base Semantics and SQL: Part II - Symbolic Logic and Ad Hoc User Queries," Data Base Management, March 1992.
Martyn, T. and Hartley, T. "Data Base Semantics and SQL: Part I," Data Base Management, January 1992.
Martyn, T. and Hartley, T. "Semantics & Logical Errors Using SQL," Database Programming & Design, June 1990.