We've been independently evaluating different programmes for four years now and have built up a body of robust evidence of what works. (educationendowmentfoundation.org.uk)
With so much hype and confusion around appropriate screen use for children and young people, this paper calls for new guidelines to be built on robust evidence. (sciencedaily.com)
Over the last 15 years, however, a large number of studies changed this view by providing robust evidence for the existence of significant natural climate variability. (pearltrees.com)