People experience transitions throughout their everyday and lifelong encounters, whether it is in the roles they enact or environments they interact with. In transitions, people encounter the paradox of adapting to the changing and the new, while sustaining the unchanging and old situations. Dealing with this paradox, a person faces three possible…

In our efforts to understand how collaborative work can be accomplished, we often turn to discussions of "coordination" for help. However, the concept of coordination is inadequate for explaining the many interdependent processes at work within successful collaborations. In this dissertation, I examined a collaborative construction project--the…

Farmers with disabilities frequently fabricate or modify devices and worksites--referred to collectively as assistive technology (AT) in order to continue performing required tasks on their farms. In some cases these AT have been documented to cause secondary injury. Further, some farmers having disabilities are not able to fully benefit from…