Nettie was born and raised in the Netherlands. She earned a masters degree in Education and worked two years as a public school teacher while training to become a Waldorf teacher. She took two classes from first through eighth grade in the Brabant Waldorf School in Eindhoven. During these years she took several courses related to Waldorf education in Stuttgart, Germany and Dornach, Switzerland. In 1992 she earned a BA in Art History from the University of Leyden, and in 1996 a BA in History from Fontys University in Tilburg, then taught art history and history at the high school level. In 1998 she completed a degree in Internal Pedagogical Management, and in 1993 and 1994 mentored grade school teachers at Seattle Waldorf School to increase the education quality. From 1994 to 2000 she worked as a remedial and high school teacher in the Brabant Waldorf School, traveling frequently to the United States and Canada to mentor teachers in several schools. In 1991, she founded the summer teacher training program in Pardubice, Czech Republic - a course still held yearly and now financially supported by the European Community Council. She is currently the Director of Pedagogy at the Seattle Waldorf School, and is a Program Director of Sound Circle Center teacher training. With her husband, Wim Gottenbos, she wrote a Waldorf school math resource book for grades one through five. In her free time Nettie enjoys working in the garden, going to the theater, concerts and art museums.