Credit: Adamina [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons
Scratchpads developed and conceived by (alphabetical):
Ed Baker,
Katherine Bouton
Alice Heaton
Dimitris Koureas,
Laurence Livermore,
Dave Roberts,
Simon Rycroft,
Ben Scott,
Vince Smith