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Our Team

Darci Stelzner
Forge International Head of School
darci.stelzner@forgeintl.org

Darci began her teaching career in 2002 and transferred to the Sage Network in 2014 as a middle school PE/Health/Fitness and science teacher. She helped open Sage Middleton in 2019, eventually becoming Head of School in 2021. In her spare time, she enjoys watching her son play hockey, skiing, and hiking. She has a small flower farm and grows, designs, and creates arrangements for weddings.

Austin Ambrose
Dean of Students
austin.ambrose@forgeintl.org

Austin began teaching in 2017 through Teach For America and began his work at the Sage Network in 2021 as Sage Middleton’s Dean of Students. Prior to joining Sage he was an elementary school teacher. In Austin’s spare time he enjoys exercising, reading a book, or playing the newest Pokemon game.

Amanda Christensen
Administrative Assistant
amanda.christensen@forgeintl.org

Arin Jeffs
Registrar & Bookkeeper
registrar@forgeintl.org

Cherie Hewitt
Kitchen Manager
cherie.hewitt@forgeintl.org

Gina Fairchild
Food Service Manager
gina.fairchild@forgeintl.org

Jessica Humphries
Front Desk Reception
jessica.humphries@forgeintl.org

Joy Kaplan-Rood
Counselor
joy.kaplanrood@forgeintl.org

Lorinda Blew
Nurse
lorinda.blew@forgeintl.org

Wendy Ahyou
Facilities Manager
wendy.ahyou@forgeintl.org

Andy Johnson
Executive Director
andy.johnson@ageintl.org

Andy started at Sage in the summer of 2020 after having been a teacher, Middle/High School Director, Boarding Program Director and wilderness trip leader at Riverstone International School. Previous to working in schools, Andy was a soldier and officer in the United States Army for nearly 24 years. In his free time he likes to read spy novels; run, hike, cross country ski, backpack in the mountains and travel to far off places with his wife, Evelyn. Both of Andy and Evelyn’s children are graduates of IB schools and earned the full DP diploma.

Emily Downey
Director of Finance & Operations
emily.downey@ageintl.org

Emily joined Sage in 2014 as a parent of 3 boys, each of who have graduated with the full DP diploma. She enjoyed volunteering in a variety of ways at both of our schools, including as a member of the School Board, and in 2021 became the network’s CFO/COO. Emily is an experienced financial and operational leader as a CPA with over 20 years in the private sector with responsibilities spanning budgeting, forecasting, financial and operational goal setting, personnel management, market strategy, business consulting, corporate taxation and auditing. Emily loves exploring the outdoors with her family and dogs, traveling the world and tucking up with a good book.

Emily Boles
Special Education Director & Federal Programs Manager
emily.boles@ageintl.org

Emily has been a teacher since 2002. She joined Sage Boise in 2014 as the PYP special education teacher as well as a PYP parent, and in 2017 she became the special education director. Outside of her work with the wonderful Sage team she enjoys reading, hiking in the Foothills, and cross country skiing.

Bob Brixey
Network Facilities Director
bob.brixey@sageintl.org

Bob is an Idaho native that grew up in Parma. Bob started working for Sage in the summer of 2016. Prior to that, for twenty years, he was the Facilities Manager for a large church in Indiana. Bob served as a youth pastor in Colorado for five years while he attended Denver Baptist Bible College. He has three children and five grandchildren. Bob enjoys camping with his wife Gayle, entertaining his grandchildren, hiking, driving his hot rod, and working on his miniature railroad.

Heidi Hagman
Marketing & Communications Director
heidi.hagman@sageintl.org

Heidi started at Sage in Boise as a kindergarten parent in 2010 and enjoyed time volunteering while having her own photography business. She officially joined the team in 2019 working at the front desk, and now enjoys using her photography skills and previous years of experience working in IT to market to our community and communicate with families about our wonderful schools! She enjoys traveling and taking outdoor adventures with her husband Mike and their two teenagers.

Lisa Lechner
Network Business Manager/ISEE Coordinator
lisa@sageintl.org

Arron Walton
Enrichment Director
arron.walton@sageintl.org

Arron started at Sage Boise as a parent when the school opened in 2010, and started working at Sage in 2014 as the ESage Director. She is now also Enrichment Director and oversees extracurricular programs at both Boise and Middleton campuses. She previously worked at the YMCA for 13 years in the Child Development Branch in a variety of roles working with infants through school age children. In her spare time, Arron enjoys spending time with her family and friends, hiking, camping, kayaking and gardening.

Dani Zwolfer
IB/Curriculum/Assessment Director
dani.zwolfer@ageintl.org

Dani started at Sage in Boise when we opened our doors in 2010. She has held a variety of roles at Sage including elementary teacher, PYP Coordinator, and PYP Director. Dani is also an IB Workshop Leader and has enjoyed supporting colleagues at other educational institutions to develop their understanding of the IB. Before her career in education, Dani spent 19 years at an international market research company as a data analyst. When not on campus, she enjoys spending time with her husband exploring all the corners of Idaho and beyond or hanging out at a local coffee shop playing a board game with family.

Janna Brown
Multilingual Learner Coordinator
janna.brown@sageintl.org

Janna started her career in education in 2013 in Jakarta, Indonesia at an IB school as a Kindergarten teacher before moving to Boise and starting at Sage in 2019.  Besides teaching Kindergarten, she’s also been a first-grade teacher and an EL tutor.  After getting her Masters’s degree in English Language Learners in 2021, she became the network Multilingual Learner Coordinator in the fall of 2022.  In her spare time, she loves to read, travel, garden and explore the great outdoors with her dog Jubilee.

Terra Falconer
Network School Psychologist
terra.falconer@sageintl.org

Terra started as a Kindergarten parent at Sage in 2019. At the same time, she went back to school to become a school psychologist. While in graduate school, she completed many of her practicum and internship hours at Sage and just loved working with the teams. In 2022, she began working full-time for the Sage Network of Schools. Prior to school psychology, Terra worked in animal behavior, environmental education and volunteer management.  In her spare time, she enjoys being crafty with her daughters, spending time with her bunnies, and exploring the outdoors. 

Kriss Grimaldo
Technology Support Specialist
kriss.grimaldo@sageintl.org

Valerie Roberts
Human Resouces Coordinator
valerie.roberts@sageintl.org

Johnny Watkins
Technology Manager
johnny.watkins@sageintl.org

Johnny started with Sage in October of 2020. Johnny was previously working as an operations manager and has a degree in Management Information Systems, and also holds certifications in Cyber Security. In his spare time Johnny enjoys all things technology, sports, and enjoying family time.

Rachel Wilson
Human Resources Specialist
rachel.wilson@sageintl.org

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