APPENDIX 1. Example interview questions, including potential probing questions to further clarify interviewees’ responses.

Interview Question
Probing / Clarifying Question
What is your role as a natural resources professional?
  • How long have you been in this profession?
  • In what area of the study region do you work?
What kinds of changes have you seen to the forest resources in your region?
  • What kinds of changes have occurred to the forested landscape / within forest stands / oak forests / privately owned forests?
What are your main concerns about the forest resources in your region?
  • What are your main concerns about oak forests in your region?
  • What are your concerns regarding state-owned land / privately-owned forests?
In your experience with private landowners, what concerns do landowners have about their forests?
  • What kinds of interactions do you have with private landowners?
  • For what reasons do private landowners seek your advice?
What do you think are the main threats to oak regeneration in your region?
  • What types of management recommendations are made to address these threats?
  • Do we have enough information to address the threats to oak regeneration, and if not, what is needed?
What impact do you think invasive plants and shrubs have on forests in your region?
  • What invasive plants and shrubs are important in your region?
  • What types of management recommendations are made to combat invasive plants and shrubs?
What would you prefer the forests to look like in 50 to 100 years?
  • What would you prefer the oak forests to look like in 50 to 100 years?
  • How can we realize this vision?