1945
Is born in Little Falls, NY, to parents Harry and Marian.
1967
Earns a Bachelor of Science in Civil Engineering at Clarkson University.
1968
Serves as a soils engineering laboratory supervisor at the Geotechnical Engineering Bureau of the New York State Department of Transportation until 2005.
1969
Earns a Master of Science in Civil Engineering at Clarkson University.
1978
Joins the American Society for Testing and Materials (ASTM International).
1984
Is a founding member of Committee D35 on Geosynthetics at the ASTM International through today.
1986
Wins the Award of Merit from ASTM International.
1991
Earns an Excellence in Engineering Award from NYSDOT.
1995
Earns an Award of Excellence from NYSDOT.
1999
Contributes a chapter on geosynthetics to the fourth edition of the Kirk-Othmer Concise Encyclopedia of Chemical Technology.
2002
Serves as co-editor of the Geotechnical Testing Journal until 2017.
2005
Commences retirement from the NYSDOT Geotechnical Engineering Bureau.
2005
Is an executive director of the North American Geosynthetics Society until 2016.
2006
Earns the International Geosynthetics Society Achievement Award from the North American Geosynthetics Society.
2006
Lectures on geosynthetics as an adjunct professor at Rensselear Polytechnic Institute.
2009
Lectures again on geosynthetics as an adjunct professor at Rensselear Polytechnic Institute.
2013
Earns the A. Ivan Johnson Outstanding Achievement Award from ASTM International.
2014
Is the inaugural recipient of the L. David Suits Award from Committee D35 of ASTM International.
2016
Is an independent consultant and professional engineer at LDS Geosynthetic Consultant Services through today.
2019
Is an associate editor at the Transportation Research Record through today.