From The Grey House, Book One:
Slowly, deliberately, Vincent walked out of the office, down the hallway and out into the main room. Scanning the crowd, he found the quickest route through the guests to the private corner. Anthony and his mystery woman were still speaking softly. He stood unnoticed for two minutes. Vincent was not a happy man. He wanted to pull Anthony away from her, but he knew from experience that to rip a hypnotized person away from the hypnotist was a very bad idea. Instead, he cleared his throat. Twice.