David is an expert, professional ergonomist with over thirty years experience in Human Factors and usability. David's passion is socio-technical systems design. His expertise also includes User Interface design and physical ergonomics. David is pragmatic, hands-on, and creative. He has a particular interest in working with large technical teams to facilitate user involvement and maximise Human Factors design influence. David has worked extensively in the Maritime sector, in commercial shipping and in naval platform and equipment programmes. David has also worked in various other industrial domains, for clients in the Oil & Gas, Transportation, Power, Chemicals and Telecommunications.David has published numerous articles in conference proceedings and technical journals.Specialties: Addressing 'Big Picture' socio-technical systems design issues.Influencing projects so that Human Factors issues are addressed in mainstream development activities.Providing expertise in processes for integrating Human Factors into programme management.Including users in human-centred development.Design and assessment of software-based user interfaces, hardware equipment, and working spaces.Conducting task analyses to support design specification, assessment and staffing and workload analyses.Designing and conducting usability trials.Ethical work only, please.