He has gone on to record as half of The World Wind Band (the other half being fellow multi-wind player Jan Hendrickse) and currently plays and composes as part of the "non-European folk" band Kalamus, which he has described as "mostly flute and bagpipe music with percussion" and which released their first album Bronze in 2011. In January 2009 Campbell appeared on British television in the BBC documentary Prog Rock Britannia: An Observation in Three Movements, reminiscing about Egg and the progressive rock movement in general. Multi-instrumental abilities Campbell is a diverse multi-instrumentalist. During his time as a rock musician he predominantly played electric bass guitar, six-string electric guitar and electric piano, but has mostly abandoned these instruments since his retirement from rock music. He is an occasional singer and, on his solo albums, has worked with digital age music technology (sampling, programming and MIDI). Since Campbells's reinvention as a world music and historical musical specialist, he has focused predominantly on acoustic instrumentation and plays around forty different instruments, including: horns (French horn, ancient Roman cornu, animal horns, "primitive trumpets") side-blown/transverse flutes (Western concert flute, Irish flute, Indian bansuri, Fula tambin) end-blown flutes (Southeast Asian suling, Persian ney, Balkan/Turkish kaval ducted/fipple flutes (tin whistle, Slovakian fujara, Kenyan filimbi, Native American flute) single reed woodwind instruments (clarinet, Egyptian/Palestinian arghul, Arabic mijwiz) double reed woodwind instruments (Turkish/Balkan zurna, Armenian duduk, European shawm, Indian shehnai) bagpipes (Great Highland bagpipe, Irish uilleann pipes, French cornemuse, Balkan gaida, Hungarian dudy, Italian zampogna, North African mezoued, medieval/early English bagpipes) harps (West African kora, Gaelic clàrsach) assorted lutes east African nyatiti lyre unspecified percussion Work in energy provision Campbell also pursues parallel work as an environmentalist and alternative energy specialist. He is a founding director of the Ouse Valley Energy Services Company (Ovesco), which began its work by initiating a solar power station in Campbell's current hometown of Lewes and has since expanded to cover further sustainable energy projects in the Ouse Valley region. Family life His partner Adrienne died in 2012. Campbell has one son and six daughters, one of whom, Anna Campbell, was killed in 2018 fighting for the Kurdish Women's Protection Units in Syria. Discography Solo Music from a Round Tower (Resurgence RES-120-CD, 1996) UK; (East Side Digital ESD 81212, 1997) US Music from a Walled Garden (MFA-02, 2009 – dist. Burning Shed) Worldwide With the World Wind Band (Dirk Campbell and Jan Hendrickse)