I have just completed three days at the WEDC 40th International Conference held at Loughborough University in the UK. As always the conference was packed with a wide range of interesting paper presentations, posters, side-events and associated activities. Meeting colleagues new and old from across the globe is always a wonderful part of a WEDC conference and at the same time to become aware of the range of experience and learning that has been going on over the past few years. This year was no exception.

Have had the great opportunity to take part in a workshop organised jointly by the CLTS Knowledge Hub at IDS and UNICEF, which looked at how best to support the poorest and most vulnerable in sanitation at scale.

The participants included a mix of some of the leading lights and people active in: CLTS and participatory techniques; smart subsidies; and equity and inclusion. It also included representatives of organisations implementing sanitation at scale: