Profile: Sarah Williamson

This month's letters reflect on the Genoa bridge collapse and ask how many other pieces of infrastructure may be unsafe; consider the subsidence problems that may arise from a hot summer; discuss the importance of retaining old building records; and call for better promotion of the industry and careers in engineering through the media.

Simon Pole finds this book to be an easy read on what is a heavy subject. It contains helpful guidance for any engineers considering taking on the role of party wall surveyor.

BIM is presenting daily opportunities and challenges to structural engineers, rather like the architects they work with. So it should be no surprise to find that one of the key people behind the BIM revolution is, himself, an architect. Jackie Whitelaw talks to Autodesk Vice President, Phil Bernstein, who helped introduce BIM to the world.