The 'Open Data Hackathon How To Guide' by Kevin McArthur, Herb Lainchbury, and Donna Horn provides a comprehensive framework for organizing successful hackathons focused on open data. It covers essential aspects including preparation, team assembly, venue selection, sponsorship, and promotion, aiming to enhance awareness and engagement with open data initiatives. Additionally, it offers practical advice on event logistics, stakeholder involvement, and maximizing participant experience during the hackathon.