The ticking is in your head

The bitter refugees from the conquered and looted planets of Earth's early explorations were ripe for revolution. With the homicidal Cannus Mond as their leader, the nonviolent telepaths were ear-marked for distinction. Claus Coman, Earth's most gifted telepath, must supress the rebellion, but without bloodshed. He must use his unperfected technique for exploring men's minds, though its powers could destroy them all...