In 1994 , Heindel served as President of the ACS .
Heindel has held a number of positions in the American Chemical Society ( ACS ) , since first becoming a board member in 1985 .
In 1994 , Heindel served as President of the ACS .
Heindel has held a number of positions in the American Chemical Society ( ACS ) , since first becoming a board member in 1985 .