Major international development projects that David was involved in include:
- Developing an arsenic sensor, funded by Wellcome Trust
- Technology innovation for the poor
- Podcasting in the Andes
- Nanodialogues in Zimbabwe
- Knowledge sharing in the First Mile funded by Knowledge Transfer Partnership
- Delivering Public Value from New Technologies in collaboration with the Universities of Sussex, Lancaster, and Durham, funded by ESRC.


Contributions to the field of information systems include:
- Bringing GIS into Business
- Knowledge Transfer Partnership between Cranfield School of Management and Bayford
- Releasing the Value of Knowledge, funded by Microsoft
- IT in Business: A Manager’s Casebook
- Information overload, in Oxford Bibliographies (2016)


Contributions to the field of Urban and Regional Planning include:
- Computers in Planning, RTPI (1986)
- Development of Warwickshire Land & Property Information System (1980-1986)
