Author: Hanna-Ruth van Wingerden
Bio: Hanna-Ruth van Wingerden is Communications Coordinator for the Increase Association. She served in Central Asia for four years with the GZB, a Dutch mission organization, and has been involved in English language education since 2010. She has a master’s degree in history from Radboud University, Nijmegen, the Netherlands.

Source: [Langham Publishing](https://langhamliterature.org/author-bio?author_id=10450)