Yes, say many observers. His pro-science, back to the basics stance may make him one of Harvard’s most influential Presidents. And he is not backing down when faced with faculty opposition. Read this article from The Boston Globe, thanks to Instapundit for the link. Read here and here for my two previous blog posts on Larry at Harvard, with links to other commentary.
Addendum: Here is a recent (and brief) address by Summers on economics and morality, he stresses the ability of markets to conserve on altruism. Thanks to Doug Irwin for the pointer.