Board of Directors


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Denise Henderson, M.S., CCC-SLP

President

Denise is a licensed speech-language pathologist who has worked in schools and private practice in the U.S. and the Middle East for over 25 years. She received a B.A. in Speech and Hearing Science from SUNY at Buffalo and a Master of Science in Education: Speech-Language Pathology at Buffalo State College. In her private practice, she provides resources and interventions for children with dyslexia and other language-based reading differences.

 


Amy McMullen, M.S.

President Elect

Amy resides in Petoskey. She has worked as literacy consultant for the Petoskey Public Schools, and beginning May 2020 she will serve as the district’s principal of Ottawa Elementary.

 


Lynn Jessel

Treasure

Lynn is a Certified Public Accountant who graduated from Western Michigan University with a BBA and has been in private practice for more than 35 years. Upon selling her accounting and tax business, she became a reading tutor to reciprocate the assistance her son was given when he was a struggling reader.

 

 


David Tarrien, J.D.

Secretary

David joined the full-time faculty at WMU-Cooley Law School in 2013. He previously served as a visiting professor and Academic Resource Center (ARC) faculty supervisor at WMU-Cooley’s Grand Rapids campus since 2011. Professor Tarrien also served as a coordinator of the ARC in Grand Rapids from 2003-2010 and as coordinator of the Michaelmas Professional Exploration Program. Professor Tarrien is active in community service. He is WMU-Cooley’s representative on the West Michigan Presidents Compact Committee and has been a member of the boards of directors for both the Dyslexia Center of West Michigan and Arts in Motion. He is the founder and current board president of Friends of Dyslexia Education for West Michigan Children, which raises funds for area reading programs. He has put together panel discussions of attorneys practicing in special education law, initiated an Individualized Education Program pro bono project, and started an elementary/middle school student court program with WMU-Cooley students. He previously served as vice president of the school board for St. Andrew’s School in Grand Rapids, and as a volunteer researcher for the Michigan Disability Rights Coalition in East Lansing.

 


Heidi Turchan, M.Ed., CALP, CDP

Past President

Heidi is a literacy specialist for Battle Creek Public Schools; has a Masters Degree in Reading/Literacy; is a Certified Academic Language Practitioner, a Certified Dyslexia Practitioner, a structured literacy instructor; and is the parent of two children with dyslexia. She is passionate about teaching reading to individuals with learning challenges and educating teachers, tutors, and community members about learning disabilities/dyslexia and the learning challenges of at-risk students.

 


Joe Fisher, Ph.D.

Joe is a professor at Grand Valley State University in the graduate learning disabilities program. He completed his doctoral training at the University of Kansas Center for Research on Learning. He is a former middle-school special education teacher, and he continues to provide instruction to children with disabilities in schools alongside his graduate and undergraduate students. He has a particular interest in the research and development of instructional practices to improve the reading and writing abilities of struggling learners, especially those with dyslexia.

 


Anne Kloth

Anne is co-owner of Reading Success Plus where she is a Certified Dyslexia Consultant and Screener.  She is trained in Lindamood Phoneme Sequencing (LIPS) and is a Barton Reading and Spelling tutor. Anne is a Founding Member of Decoding Dyslexia-Michigan, a grassroots advocacy and parent support group. She received her B.S. in finance and business administration from Chapman University. After an eleven-year career with Merrill Lynch, Anne made the decision to stay at home and advocate for her severely dyslexic son. Anne joined the Michigan Branch board in 2015.

 


Shannon Koenen, M.Ed.

Shannon is a former middle school teacher with a passion for teaching students with dyslexia. When her son was diagnosed with severe dyslexia, she switched her focus to dyslexia and founded Bright Minds Tutoring. She feels privileged to educate families about dyslexia while teaching her students to read, write, and spell. Shannon received her B.A. in Education from Smith College and her M.Ed. in Educational Psychology from the University of Washington.

 


Jennifer Olmstead, LMSW, C-ACYFSW, RPT, CAAC, TF-CBT, Certified Dyslexia Practitioner

Jen resides in Sault Ste. Marie and is in private practice at A Therapy World and The Dyslexia Center. She has over 25 years in behavioral health and is a Registered Play Therapist; an Advanced Certified Children, Youth and Family Social Worker; a Certified Children’s Trauma Therapist; a Certified Advanced Alcohol and Drug Counselor; and Certified Dyslexia Practitioner. With her extensive work with ADHD, Autism Spectrum Disorder, FAS/FAE and Dyslexia, she has found various similarities, yet differences, that have assisted her in differentiating diagnoses. She has worked within schools, tribal, medical, community mental health and public health, social services, criminal justice, and private sectors.

 


Lauren Radtke-Rounds, Ph.D.

Lauren is a fully licensed clinical psychologist practicing in Brighton, Michigan. Dr. Radtke-Rounds provides comprehensive psychological evaluations, with a focus on diagnosis and treatment of a variety of neurodevelopmental disorders, including, ADHD, Dyslexia, Nonverbal Learning Disorder, Anxiety, and Autism Spectrum Disorder. She is a member of IDA and joined the Michigan IDA Board in January of 2019.

 

 


Susan Schmidt, M.A.

Susan is a veteran educator who has served students and adults with learning disabilities for over 35 years in rural and urban areas in several states. As a result of extensive training at the Michigan Dyslexia Institute, she has incorporated the Orton-Gillingham method into the classroom setting for the past 20 years with exceptional results. With a B.S. in Elementary Education and M.A. in Educational Policy and Research from The Ohio State University and five years working in the Michigan Legislature, Susan is equipped to help lead the fight to get dyslexia legislation passed in the State of Michigan.

 


Nancy Williams

Nancy is the Center Director of Children’s Dyslexia Centers, Inc. of Bay City. She holds a graduate degree in Reading Specialty and an undergraduate degree in Special Education. Nancy is a trainer of the Orton Gillingham method of reading instruction. She has worked individually with dyslexic students for nine years and is the mother of a dyslexic child. Her desire is to increase awareness of the struggles facing students with dyslexia and training as many individuals as possible with the tools to help those students.

 


 


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