Wicklund was born in
Gothenburg,
Sweden, and studied musicology, art history and English at the
University of Oslo, composition and arranging at "Dick Grove School of Music" in Los Angeles, and trombone at
Musikkonservatoriet in Oslo. From the 1960s he played in "Veitvet Musikkskoles storband", "Universitetet i Oslos Storband",
Filharmonisk Selskaps Orkester, orchestras at
Chat Noir,
Det Norske Teatret,
Oslo Nye Teater,
Nationaltheatret, "Thorleif Østerengs storband", "Radiostorbandet" as well as at
Club 7, bands led by
Arild Wikstrøm and Earl Wilson's "Band No Name". From 1968 he has been music producer and journalist at
NRK. Radio host at NRK P2 and NRK Jazz. He is also the leader of his own bands "Storeslem", "Streetswingers", "Sixpack", "Take Five", "Trombone for Two". He has produced numerous jazz concerts, festival reports and portraits, and in 1991 a TV series "Ung norsk jazz" at NRK with the producer
Jan Horne. In the 90s he was the producer for "Midt i musikken", later jazz reviewer in "Kulturnytt" at NRK P2. From 2008 he served on the editorial board for 24-hour DAB and online channel
NRK Jazz. Several Wicklund radio productions are released on CD, like
Radka Toneff Fairytales (1982),
The Norwegian Radio Big Band meets Bob Florence (1986),
The Norwegian Radio Big Band meets Bill Holman (1989),
Jens Wendelboe's Crazy Energy Jazz Quartet
Get crazy (1998),
Kjell Karlsen Big Band Big Band Bonanza (2001),
Hallgeir Pedersen Trio West Coast Blues (2002),
Nora Brockstedt As Time Goes By (2004),
The NRK Sessions – Soul, Afro-Jazz and Latin from the Club 7 Scene (2007),
Christian Reim Unreleased works 1969–1979 (2008),
Carl Magnus Neumann Live at Kongsberg and other unreleased works (2008),
Helge Hurum Spectre The unreleased works 1971–1982,
Svein Finnerud Trio
Preachers The unreleased works 1969–1980 (2007), and
Svein Finnerud Trio The Complete Released Works 1968–1999 (2008). He was also the producer for the last recording
The end of a tune by guitarist
Thorgeir Stubø. As a child actor Wicklund contributed to over 100 NRK radio play for "Radioteatret", "Skolekringkastinga" and "Barnetimen", in the 1950s. He also had child roles at "Det Norske Teatret" and was the character "Henriks sønn" in
Arne Skouen's
Oscar nominated film
Ni liv (1957). == Honors ==