We believe that substantial progress can be made in a short period of time if we could arrange to work together for one week at one of our facilities to define problems, disband, carry out some individual activities, and meet again for a week at a second facilities to compare results and chart future activities.

------Kaufman and Ansara, 1973


“A Brief History of CALPHAD” by P.J. Spencer, CALPHAD, Vol. 32, 2008, Pages 1-8, http://dx.doi.org/10.1016/j.calphad.2007.10.001