Welcome
Here you can find all content by author Guy Powell including blog posts, interviews, and coming soon the podcast called The Backstory on the Shroud of Turin.
From the Past to the Future of Shroud Evangelism | Otangelo Grasso
At the Shroud of Turin 2025 International Conference & Symposium, Otangelo Grasso delivered a visionary presentation titled From the Past to the Future. In it, he traced the Shroud’s historical role and its future potential in global evangelism. Grasso began by...
Authenticity of the Shroud of Turin | Dr. Teemu Hartikainen
At the Shroud of Turin 2025 International Conference & Symposium, Dr. Teemu Hartikainen presented the first of three research aspects explored by Finnish sindonologists regarding the Shroud’s authenticity. A physicist by training and founder of the Finnish...
The Science and Wonder of the Shroud of Turin | Pam McCue
At the Shroud of Turin 2025 International Conference & Symposium, Pam McCue delivered a compelling presentation titled The Science and Wonder of the Shroud of Turin. With a career in engineering and defense science, McCue brings a unique perspective that combines...