Per Austrin graduated from KTH -- Royal Institute of Technology in Sweden, 2008. His advisor was Johan Håstad. Following this, he did post-docs at Institut Mittag-Leffler, New York University, the University of Toronto, and Aalto University. In his spare time he enjoys writing tepid biographic blurbs.

Rajsekar Manokaran received his Ph.D. from Princeton University under the supervision of Sanjeev Arora. He is currently a postdoctoral researcher with Johan Håstad at KTH in Stockholm.

Cenny Wenner is a Ph.D. student at Stockholm University and KTH -- Royal Institute of Technology advised by Johan Håstad and Viggo Kann. His research area is Hardness of Approximation and with a particular interest for extending PCP machinery to problems which seem to present fundamental technical obstacles to the same. The author's spare time is occupied by activities such as playing Go, Mahjong, programming, volunteering, and daydreaming about making a difference in the world when he grows up.