I'm a Ph.D. physicist working in the field of medical imaging research. I'm also a freelance science writer, editor, blogger, and writing instructor.

Joined April 2010
Photos and videos
"Physics is like sex: sure, it may give some practical results, but that’s not why we do it." - Richard... http://tumblr.com/xmcjtwzdr

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"I’d put my money on the sun and solar energy. What a source of power! I hope we don’t have to wait until..." http://tumblr.com/xmci90s2e

"That’s the whole problem with science. You’ve got a bunch of empiricists trying to describe things of..." http://tumblr.com/xmcflcrj1

"If it isn’t broken, let’s take it apart and see why not." - Unknown http://tumblr.com/xmcekmqph

"Technology has the shelf life of a banana." - Scott McNealy, Co-founder of Sun Microsystems http://tumblr.com/xmcch389d

"Ignorance killed the cat. Curiosity was framed." - C.J. Cherryh, Author http://tumblr.com/xmcb51p4d

"Research is what I’m doing when I don’t know what I’m doing." - Wernher Von Braun, Rocket Engineer http://tumblr.com/xmcae8845

"The best way to predict the future, is to invent it." - PARC Team, 1974 http://tumblr.com/xmc9umokq

"There are over 2.5 million breast cancer survivors in the United States at this time." - American Cancer... http://tumblr.com/xmc9g8jzb

"Research is the process of going up alleys to see if they are blind." - Marston Bates http://tumblr.com/xmc95p2zl

I hope you guys are having fun in Twitter class. Sorry I couldn't make it today. Hi to everyone!
"Science at the Theater" on cheap solar, energy efficiency in China, and carbon storage. April 26, free. http://www.lbl.gov/LBL-PID/fobl/

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I'm not liking the switch from Facebook "fans" to "likes." It makes the whole thing more confusing. Being a fan implies more involvement.
"Approximately 900,000 PET scans were performed in 2004. It is estimated that over 2 million PET scans..." http://tumblr.com/xmc8srlg5

I finished my SF State Extension class on social media. A lot of fun, but time consuming. I recommend it!
Web2.0 Expo is coming up on May 3-6 in SF. Check out their website at http://www.web2expo.com/webexs2010.

"Writing a blog depends on your belief that you have something meaningful to say, as well as the..." http://tumblr.com/xmc8qns92

Loving Aardvark, a social search engine. Just ask a question and a few minutes later a real person gives you the answer. http://vark.com.

"For the same weight, gasoline delivers 720 times the energy of a bullet." - Richard A. Mueller, Physics for... http://tumblr.com/xmc8mc04k