Julia Fullerton-Batten: "In January 1928, the Thames rose to its highest level ever measured. The ensuing flood caused the death of 14, and thousands were made homeless. The Tate was one of the buildings flooded’ says Fullerton-Batten. ‘I and my team re-created that fateful night for my Old Father Thames series. My portrait is of the security guard who observed our work with great interest and was a calming presence."