Randolph Haluza-DeLay is a former wilderness guide. He is an associate professor of sociology at The King’s University College in Edmonton.

Sandra Odendahl is the director of corporate environmental affairs at RBC Financial Group.

Author, activist and cancer-survivor, Sandra Steingraber is often compared to Rachel Carson. Every week, she writes an essay on environmental health. Follow her at livingdownstream.com/essays.

Stephen Bede Scharper, a columnist for the Toronto Star, is an associate professor with the Centre for Environment at the University of Toronto. He is author of Redeeming the Time: A Political Theology of the Environment and co-editor of The Natural City: Re-Envisioning the Built Environment.

Speaking from experience, Stephen Hazell, executive director of the Sierra Club Canada Foundation, thinks that folks with green jobs have more fun.

Stephen Svenson, PhD, Department of Sociology, Department of Global Studies Wilfrid Laurier University

Stew Hilts teaches in the Ontario Agricultural College at the University of Guelph. He studies farmland ­preservation policies. Ione Smith is a special projects co-ordinator with Smart Growth BC. Melissa Watkins is the executive director of the Ontario Farmland Trust.

Sue Carter Flinn is a Halifax-based freelance writer.

Susan Scott, a contributing editor for The New Quarterly: Canadian Writers and Writing, can often be found lurking in the Nature section of her local Chapters.