Professor Philipps teaches and writes about taxation law and fiscal policy. She is known for incisive expert commentary on budgets, taxes, law, gender and social policy.

On the faculty at Osgoode Hall Law School since 1996, Philipps has published widely on topics such as tax expenditures, family taxation, balanced budget laws, judicial approaches to tax law, taxes and disability, and charitable donation tax incentives. In her scholarship and in the classroom, she explores the basic values and policy choices at play in designing a fair and efficient tax system.

Professor Philipps has provided commissioned research and advice to a number of bodies. In 2015 she was appointed as Special Counsel to Ontario’s Ministry of Finance. She practised tax law with the firm of Blake, Cassels & Graydon prior to embarking on her academic career, and taught at the Universities of Victoria and British Columbia before joining York University.

She has held a number of leadership roles at the Law School and University levels, most recently as Associate Vice-President Research from 2011-14. An active volunteer, she serves as Director of Research Policy on the Board of the Federation for the Humanities and Social Sciences, a national non-profit organization. She is also appointed as a member of the Provincial Judges Pension Board.

Professor Philipps received her LLB from the University of Toronto and her LLM from York University. She was called to the Bar of Ontario in 1988.