I assume it would be this Mark Windham. He's worked on daylily diseases also hence I recognize the name:
Bio
https://ag.tennessee.edu/EPP/P...
Article on rose rosette:
http://counties.agrilife.org/w...
"Mark and Alan Windham are professors of ornamental pathology. Between the two of them, they have nearly 60 years of ornamental pathology experience and yes, they are brothers. Both brothers have been growing roses in their yards for more than 20 years. Mark is a past president of the Holston Rose Society in Knoxville, TN. Frank Hale is a professor of horticultural crop entomology. He has been working in the area of ornamental entomology for 25 years and has grown roses for 15 years. All three authors are in the Department of Entomology and Plant Pathology at the University of Tennessee. James (Jim) Amrine, Jr. is a professor emeritus at the Division of Plant and Soil Sciences (Entomology) at the West Virginia University."
