“What are the likely changes in society and technology which will impact upon the ability of older adults to maintain social (extra-familial) networks of support now, in 2025 and in 2040?” by Jacqueline Damant and Martin Knapp (August 2015, .pdf format, 42p.).
www.gov.uk/government/publications/future-of-ageing-effect-of-technology-on-support-networks