Each of these programs in itself is complex, but this is the kind of work HR loves to do.

FORBES: Why H.R. Managers Need to Think like Economists

Nonprofits do this work regularly, and in a volatile, uncertain, complex and ambiguous world.

FORBES: To Transform the U.S. Education System, Focus on Teacher Effectiveness

And first of all, I'd like to thank my colleague, President of the United States of America, for the successful cooperation in this very complex matter, and for the reasonable compromises that have been achieved, thanks to the work of our two teams -- we have already thanked them, but let me do it once again in the presence of the media and the public.

WHITEHOUSE: Signing of New START Nuclear Arms Treaty with Russia