Professional Life in a Few Pictures

1972 (see larger size and legend)	1980 (see larger size and legend)
1993 (see larger size and legend)	1997 (see larger size and legend)
1998 (see larger size and legend)	2007 (see larger size and legend)
2010 (see larger size and legend -- Read Citation)	2011 (see larger size and legend)
2019 (see larger size and legend)