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

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
Modelling blood
Blood is exceptionally complicated and its composition varies from person to person. So how do we begin to model it?
Slide rules: the early calculators
When slide rules used to rule... find out why they still do
Issue 03 launch quiz
How many points could you have scored at our launch quiz?
