
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 modelsCryptic wordsearch, Issue 19
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Sven Bjarke Gudnason and Calum Ross introduce you to the wonderful world of skyrmionsThe Josephus problem
Alvin Choy works out who will be the last one left inChristmas puzzles: the solutions
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20 questions, the axiom of choice and colouring sequences.