![Chalk comic by Rob Bidder with four slides. The first slide shows someone tallying scores using chalk, and subsequent slides show the chalk in more detail. The final slide displays the chalk in microscopic detail to reveal the fossilised sea plankton.](https://images.prismic.io/wellcomecollection/04f07636-d5d0-4eed-af98-d71a110cc732_chalk+rob+bidder+comic.jpg?w=1338&auto=compress%2Cformat&rect=&q=100)
Chalk, Rob Bidder. © Rob Bidder. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0).
About the artist
Rob Bidder
Rob Bidder is an artist, person-centred counsellor and educator based in Glasgow.
Rob Bidder is an artist, person-centred counsellor and educator based in Glasgow.
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