Viewpoint: Combining load factors: a return to simplicity

This month's letters detail the use of invisible connections in the Leadenhall Building, offer more thoughts on innovation in engineering, make the case for retaining historical building control records and more.

Marelize Visser is managing to combine running her own successful South African consultancy with a growing role in the Institution. Doing one without the other would not have been an option. Interview by Jackie Whitelaw.

This month we present a reader contribution from Rabee Kafina MIStructE on bending moment diagrams.