Associate Professor (Reader), Dyson School of Design Engineering, Imperial College London. Researching batteries, fuel cells and 3D printing. Teaching materials, manufacturing and energy related topics. Sharing interesting content. Personal website: https://www.billywu.xyz University website: https://www.imperial.ac.uk/people/billy.wu Twitter: https://twitter.com/ICBillyWu About us: https://www.imperial.ac.uk/design-engineering/