Profile: John Roberts

This month's letters continue the discussion on the value of the brainteasers in the publication, offer another view on load factors, request that building control records be kept for posterity, and address concrete detailing.

Stephen Hargreaves of insurance broker Griffiths & Armour discusses the recent experiences of UK consultants with regards to liability and contractual terms.

The building control regime in Scotland provides a level of rigour that Victoria Tinney finds reassuring; two years since establishing her own practice in Glasgow, she talks to Helena Russell about the Scottish building warrant system and the power of sketching.