Failed to understand "at whose approach we scatter"

Does "at whose approach we scatter" mean "we scatter at whose approach/ we are so different in our opinions about their method"?

Context:

Research is riddled with strong characters; Walter Gratzer applauds a spirited attempt to get their measure.BOOK REVIEWED-Rebels, Mavericks, and Heretics in BiologyEdited by Oren Solomon Harman and Michael R. Dietrich
Yale University Press: 2008. 352 pp. $40.00, £25
The proposition put in the mouth of Lemuel Gulliver by Jonathan Swift that “there is nothing so extravagant or irrational which philosophers have not maintained for truth”, still holds. The zealots, monomaniacs and obsessives at whose approach we scatter are in general just that, and nothing more.