If you ever want to get in touch with JH, you could try the following methods.

 You could e-mail him.

●         He sometimes answers the phone: +44-(0)20-7679-4042

●         You could write to him:

Linguistics
University College London
Chandler House
2 Wakefield Street
London WC1N 1PF
UK

●         You could even try knocking on the door of Room 109, Chandler House, UCL.

UCL Language Sciences home page