| Article ID: | iaor20073100 |
| Country: | Germany |
| Volume: | 149 |
| Issue: | 1 |
| Start Page Number: | 121 |
| End Page Number: | 135 |
| Publication Date: | Feb 2007 |
| Journal: | Annals of Operations Research |
| Authors: | Johnson Ellis |
This paper is one in a special issue of Annals of Operations Research devoted to the history of Integer Programming, written by pioneer researchers. The articles are semi-autobiographical. The special issue also serves as a tribute to the late Peter Hammer, editor-in-chief of Annals of OR.