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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.

Oπnions: In defence of toy models
Calum gets on his soap box about toy models
Ferm-ant’s principle
Tyler Helmuth has lost his ant-vocado
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
That’s Mathematics
We review the first of this year's nominees for Book of the Year
The birth of the Fields medal
Who is behind the so-called Nobel prize of mathematics? Gerda Grase investigates.

More from Chalkdust

Oπnions: In defence of toy models

Ferm-ant’s principle

Cryptic wordsearch, Issue 19

On the cover: skyrmions

That’s Mathematics

The birth of the Fields medal