For a number of years he has served as Chairman of the American Philological Association 's Committee of Editors of Classical Journals and of its Committee for Regional Classical Organizations .
Clack has distinguished himself as an activist for his profession .
For a number of years Clack has served as Chairman of the American Philological Association 's Committee of Editors of Classical Journals and of its Committee for Regional Classical Organizations .
Clack has distinguished himself as an activist for his profession .