You may find these enlightening, given Dieter's talk today:

<a href="http://ecuip.lib.uchicago.edu/multiwavelength-astronomy/gamma-ray/history/index.html">Gamma-Ray History</a>

Stirling Colgate tells the story of how his hunch about supernovas shaped both the future of gamma ray astronomy — and world peace.

<a href="http://ecuip.lib.uchicago.edu/multiwavelength-astronomy/gamma-ray/tools/index.html">Gamma-Ray Tools</a>

Neil Gehrels explains how he went from making music to building the detectors that give us our first alert to the most explosive events in the universe.