Denver X-ray Conference http://www.dxcicdd.com
Provides a unique mixture of sessions on training, education, and applications and papers containing details about state-of-the-art techniques and future developments in X-ray analysis.
World Database of Crystallographers http://wdc.iucr.org/
The IUCr free searchable online Directory of crystallographers and of other scientists employing crystallographic methods. Some functions require an IUCr password.