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
Christmas puzzle #3: Colouring by numbers
Puzzle #3 in our 2020 Christmas puzzle series
In conversation with Trachette Jackson
We chat with Trachette about her work in mathematical oncology, her role models, and boosting diversity in mathematics
Magic behind the Fibonacci sequence
Let's take a look at patterns that can be discovered in Fibonacci numbers and how we can find them around us.
