In this competition, five Dezeen readers can win a signed copy of a book celebrating the "evolution" of US architect Jim Olson's buildings over his 60-year career.
Five readers will each win a copy of Building, Nature, Art ? a new book that follows six decades of work by Olson, who is the co-founder of Seattle architecture studio Olson Kundig.
Dezeen is giving away five signed copies of Jim Olson: Building, Nature, Art
Published by Thames & Hudson, the 324-page publication presents the architect's range of works, from Capital House, which was completed in 2008, to Denver's Kirkland Museum of Fine & Decorative Art, which opened this year.
It also includes Olson's very first project: a bunkhouse he built for himself in 1959 and then extended in stages over the years, with the most recent addition completed in 2014. Above: The book includes the extended bunkhouse that Olson originally built in 1959. Top image: Cliff Dwelling, White Rock, British Columbia, Canada
Architecture critic and Dezeen columnist Aaron Betsky describes the project called Longbranch Cabin "as a record of his evolution as an architect" in the book's introduction.

In this essay, A Pergola in the Woods, Betsky tracks Olson's career, including his design education at the University of Washington, and influences from Northwest American architects Paul Kirk and Ralph Anderson.
Each project, like this coloured-glass chapel for a 1950s church in Seattle, is accompanied by a desc...