Yvonne has been consistently rated as one of the top environmental lawyers in Ireland and has been internationally recognised as an environmental and planning expert.

Yvonne has extensive practical experience in natural resources, planning and environmental matters. Until recently, Yvonne Scannell was a Professor in the Law School, Trinity College Dublin where she specialised in Irish and European Environmental Law and Policy. She is the author of the leading text on Environmental Law. She has served on the Advisory Board of the Environmental Protection Agency. She was a founder member and first chairperson of the Irish Association of Environmental Law. She was Vice-President of the European Nuclear Energy Authority and a former member of the European Council for Environmental Law. Professor Scannell is on the visiting faculty of Bocconi University.

In The Legal 500: Europe, Middle East & Africa, 2024, Yvonne was ranked a Leading Individual: Planning and Environment.