About the Author

Espen Sjaastad is a professor at the Norwegian University of Life Sciences, living in Oslo, Norway. Karl-Eric Svensson was employed by tackle maker ABU from 1957 until 2003. He and wife Mona live in Svangsta, Sweden. Karl-Eric Svensson was employed by tackle maker ABU from 1957 until 2003. He and wife Mona live in Svangsta, Sweden.