Position/Organization: president, CASW; senior fellow, Harvard University Kennedy School of Government Harvard University

Cristine Russell has gone from hot type to Twitter in more than 35 years covering science, health, and the environment. Russell is president of the Council for the Advancement of Science Writing and an NASW past president. She is a freelance writer and senior fellow at Harvard's Kennedy School of Government at the Belfer Center for Science and International Affairs. Russell is a contributing editor to Columbia Journalism Review's magazine and online 'The Observatory' (CJR.org) and a correspondent for TheAtlantic.com. She was a national science reporter for The Washington Post and The Washington Star.