Madge Networks has reinforced its leadership with the appointment of four new vice presidents, Emilia Knight, Graham Allan, Simon Gawne and Scott Zarriello. Emilia Knight comes to Madge’s corporate marketing and business development division from the anti-piracy organisation the Business Software Alliance, where she was European vice president and managing director. Graham Allan joins Madge’s worldwide sales department after working as managing director for Nortel/Bay Networks. Nortel has wasted no time in replacing Allan. The telephony and networking vendor has appointed David Hill as its Bay Networks UK managing director. Hill had been in charge of integrating Bay into the Nortel parent and before working at Nortel/Bay he had been worldwide VP at Micom. Simon Gawne and Scott Zarriello are both promoted within Madge. Simon Gawne becomes vice president of marketing and business development. Scott Zarriello becomes vice president of sales and marketing within Madge’s video networking division. ®