Our Team

ScienceAlert has a team of 10 experienced science journalists and editors based across Australia, the US, and the UK.

fiona macdonald

Fiona MacDonald (CEO) wants everyone to have the opportunity to get excited about science and the natural world. An award-winning reporter, she's been working with ScienceAlert since the beginning and became CEO in 2017. She has a Bachelor of Science with Honours in zoology and has written for publications including Australian Geographic, Harper's Bazaar, GQ, and Popular Science. @fionajmacdonald

chris cassella

Chris Cassella (Founder & COO/CFO) is an ex-Microsoft programmer and failed neuroscientist turned science communicator who is a strong proponent of inspiring and engaging young people with science. He founded ScienceAlert Pty Ltd in 2007. @darwinsguppie

signe dean

Signe Dean (Managing Editor) is a science and health journalist who's not very fun at parties because she insists on thorough fact-checking. Her work has appeared in Australian Geographic, National Geographic, SBS Radio, Science Illustrated, and elsewhere. Previously she was the launch editor of SBS Science. @nevertoocurious

peter dockrill

Peter Dockrill (Deputy Editor) is an award-winning science & technology journalist, formerly with APC, TechLife, and PC User. He's been a columnist for Money magazine for 10 years and joined ScienceAlert in 2015.

michelle starr

Michelle Starr (Senior Writer) is an award-winning journalist with over 15 years of experience. Prior to joining the ScienceAlert team, she spent seven years as a tech and science reporter at global tech website CNET. She can't resist stories about corvid intelligence. @riding_red

jacinta bowler

Jacinta Bowler (Staff Writer and Community Manager) is a science journalist focusing on online media, fact-checking, and podcasting. She has a background in genetics and has been published with the ABC, SBS Science, and Brisbane Times. @jacinta_bowler

mike mcrae

Mike McRae (Staff Writer) has been writing science news stories and developing educational resources for over a decade. He's written and illustrated for the CSIRO's Double Helix and ECOS publications, the ABC, The Guardian, Fairfax, and authored Tribal Science: Brains, Beliefs, and Bad Ideas, and Unwell: What makes a disease a disease? @tribalscientist

carly cassella

Carly Cassella (Staff Writer) is a science writer with a background in neuroscience and a passion for evidence-based everything. Her work has been published in Australian Geographic, The Huffington Post and Farrago magazine. @carlycassella

tessa koumoundouros

Tessa Koumoundouros (Editorial Assistant and Staff Writer) is a science writer with a Masters in Science Communication and a background in zoology and genetics. Tessa's contributed behind the scenes at The Conversation and the Climate Council and has been published by Lateral Magazine. @tesskou

david nield

David Nield (Guest Writer) is a freelance journalist who has been writing about science and technology for more than 10 years. His work can be seen on The Guardian, Gizmodo, TechRadar, Digital Trends and numerous other places. @davidnield