The 21-year-old joins on an initial one-year-deal and Falcons head coach Steve Bates is confident Williams will make a smooth transition between codes.
The book is a behind-the-scenes look at Netscape -- from the lightbulb-over-the-head phase, through the tense all-nighter development phase, to initial public offering on Nasdaq and ultimate success.
Police said a 53-year-old man from Birkenhead was arrested at the Pier Head in connection with the initial incident and a second man, 41, also from Birkenhead, was arrested on Duke Street in the city centre.