Transgender journalist. All of my writing is available for free @ TransWrites.World.

US Science Envoy, Dean-National School of Tropical Medicine, Texas Children's Hospital Chair in Tropical Pediatrics, President-Sabin Vaccine Institute

@GuardianAus's Darwin correspondent. It's hot here. Tweets are my own. helen.davidson@theguardian.com

#childhoodcancer survivor, now researcher @SickKidsNews. Wrote @TheTimes @guardian. @CR_UK #scicomm awardee. 2017 #Forbes30under30 and @TEDFellow. Own views.

Editor-in-Chief, @BJUIKnowledge; A/Prof, @Sydney_Uni; Board Director, @ANZUPTrials; Coordinator, @iurojc #urojc; Prostate Surgeon; Opinions my own| RT≠endrsmnt

Writer for Gomerblog, Ophthalmologist on the side.

Social sciences junkie working at @MonsantoCo. Skeptical optimist. The glass is half-full and refillable. Lover of ag, art, science & yoga. Tweets are my own.

I write and edit, usually in that order. Priors: VP, Editorial @Medium, exec editor at TIME, exec editor at Prevention, features at GOOD magazine etc.