If this is the real Gilles Fedak then he really knows his grid computing
https://www.crcpress.com/Desktop-Grid-Computing/Cerin-Fedak/p/book/9781439862148
https://www.crcpress.com/Desktop-Grid-Computing/Cerin-Fedak/p/book/9781439862148
Yup, it's him, and he's among the first pioneers to assemble grid systems in France!
he's tough!