Calum is a lecturer in physics at Edge Hill University where he studies topological solitons and enjoys talking about maths and physics to anyone who will listen. He can often be found on the side of a mountain or out on a bike, talking to himself about solitons.
More from Chalkdust

Dear Dirichlet, Issue 22
Rhythm, rivers and rises pollute the prof's postbag this issue
Top Ten: mathematical pets
The undisputed top ten mathematical pets this season
Oπnions: In defence of toy models
Calum gets on his soap box about toy models
Cryptic wordsearch, Issue 19
Can you solve it?
On the cover: skyrmions
Sven Bjarke Gudnason and Calum Ross introduce you to the wonderful world of skyrmions
Chalkdust issue 11 – Coming 17 April
Issue 11 of everyone's favourite magazine for the mathematically curious is coming very soon
