Charles Humble is the CTO for PRPi Consulting, recently acquired by PwC. He has overall responsibility for the development of all the custom software used within the company. He has worked in enterprise software for around 20 years as a developer, architect and development manager. He co-founded Conissaunce, a UK based enterprise computing consultancy focused on the retail and financial services industries, and remains a director of the firm. He spends as much time as he can with his young family, and writes music with twofish.