Thanks to John!
John Campbell, (retired) was ProStar Software’s founder and previously our Vice President for Research & Development. John was working with Progress since 1985, beginning with Version 2.3. He was the co-founder of both White Star Software and Proforum, the first Progress users’ group in the US, and he has written six books about Progress. Making Good Progress is still the standard Progress programmers’ reference text about the Progress 4GL (OpenEdge ABL). He was also the publisher of the Progressions Magazine technical newsletter and a regular presenter at Progress-related conferences worldwide.