Miller studied University Studies at West Suffolk College and secured an Art Practice degree in 2023.
After graduating, a lecturer invited her to be part of an exhibition that would explore themes of tolerance, resistance and building bridges.
She chose the topic of manspreading because she thought it could be “visually interesting” and it had been something she had experienced on the London Tube.
“We notice it and see it, experience it, but I don’t feel like everyone is aware they’re doing it,” she said, speaking to BBC Radio Suffolk’s Wayne Bavin.
“Fair enough, you’re trying to be comfortable, but sometimes for women if you’re sat down and someone is making you uncomfortable, you don’t really get to say anything… [this painting is] pushing back non-violently.”