Gill is an experienced lecturer, having taught criminal justice and social work since 2006. She teaches theories of human development informed by biological, psychological and social research and the ways these apply to social work and criminal justice practice. Gill also teaches research methods and supervises social work students to develop MA and PhD theses. Prior to teaching in higher education, Gill worked as a social worker in youth justice and with charities responding to sexual violence. She brings these experiences to her teaching, providing specialist sessions across the social work curriculum. As a Suicide First Aid Associate tutor she also upskills social work students with life saving first aid skills. Beyond the university, Gill delivers 'learning together' workshops, supporting access to higher education for people with criminal convictions.