Josephine is from the County of Yorkshire, in the United Kingdom. She grew up in Leeds, and gained an Assisted Place to enable her to attend Leeds Girls' High School, where she completed her GCSE's and A-levels. She worked at her parent's art shop on the weekends and worked as a legal assistant immediately following high school. Josephine then attended the University of Keele, in England, to study Law with Philosophy.
After obtaining her degree, she moved to Saskatoon in 2008 and worked as a legal assistant at Semaganis Worme Legal.
She completed the Canadian National Committee on Accreditation process and articled under Donald E. Worme, Q.C., IPC (Queen's Counsel and Indigenous Peoples Counsel). Mr. Worme, Q.C., IPC was former Commission Counsel for the Ipperwash Inquiry, Stonechild Inquiry, and the Truth and Reconciliation Commission and represented the Assembly of First Nations in the Provincial Missing and Murdered Women Inquiry in British Columbia.
As a paralegal and articling student, Josephine became acquainted with the array of unique Indigenous Nations in Saskatchewan and has focused her legal practice towards advocating for Indigenous clients in areas of constitutional law, criminal law, child welfare law, and litigation, as well as First Nation elections.
Josephine was called to the Saskatchewan bar in 2012 and continued to work at Semaganis Worme Legal representing various First Nations, Tribal Councils, Indigenous organizations, and individuals facing discrimination in the justice system.
Josephine acted as counsel for the deceased's family in the Kinew James Inquest and is engaged in various litigation and appeals across the country defending the inherent rights of Indigenous Nations to regulate child welfare in their jurisdictions.
As well as position papers and legal opinions, Josephine has also drafted and delivered presentations, articles and speeches on the subject of inherent and Treaty rights, restorative justice, militarization of the police, gaps in the prison system, and genocide, among others.
As a non-Indigenous honourary member of the Indigenous Bar Association, Josephine understands her Lawyer's Oath as comprising an additional element whereby she is accountable to the Indigenous communities she represents and has a duty to do no harm to Indigenous peoples, rights, or interests with the knowledge and skills she has gained throughout her practice.