Our Leadership Team

Dr. William Bressler, Ed.D.
Chief Executive Officer
Athlos Academies

Dr. Bressler has more than twenty years of PK-12 education administration experience. He is known for his transformational leadership approach, helping develop others and effectively managing, guiding, and motivating groups to create, implement and execute innovative strategies and structures.

Dr. Bressler started his career in education as a high school guidance counselor. Later, served as a teacher, assistant principal, principal, superintendent, chief academic officer, and executive director.

Dr. Bressler earned his doctorate in education leadership and management from Capella University, his master’s degree in education administration and supervision from Arizona State University, and his bachelor’s in social work from Arizona State University. He is also a state-certified superintendent and principal.

Josalyn Filkins
Assistant Superintendent of Instruction, Athlos Academies

Josalyn Filkins serves the communities of the Athlos Academies charter school network as the Assistant Superintendent of Instruction. She is known for her successful gains in school organizational transformation.

Filkins earned her bachelor’s degree in education from the Illinois State University. She has administration leadership cohort and international baccalaureate certifications, as well as several education related trainings. Her volunteer efforts range from Collaborative Solutions for Communities to Ronald MacDonald House.

In her fifteen years of educational experience, Filkins has worked with students and school staff in a variety of settings from leading, supporting, mentoring, and coaching.  Her roles have included head of school, middle school and elementary principal, instructional/management coach, curriculum writer, and lead middle school English teacher.

Her core accomplishments include a strong track record of improved school staff retention and approval ratings, district-wide curriculum performance, and Teacher of the Year Nominee 2006 and 2012.

Thomas Bickart
Chief Financial Officer
Athlos Academies

Thomas Bickart is an accomplished executive, strategist, mentor, communicator, team builder and problem solver. With over twenty years of financial and operational experience in private, public and non-profit organizations in the education, technology, hospitality and business services sectors. He has led turnaround and growth at several organizations, including National American University, Edison Learning, Inc,, TCI College of Technology, and others. Bickart holds an M.B.A. from Pepperdine University and a B.A. from De Paul University.

Nikki Joseph-Bailey

Nikki Joseph-Bailey
Operations Director, Athlos Academies

Nikki Joseph-Bailey serves as the School Operations Director for Athlos Academies. Joseph-Bailey received her bachelor’s degree from the University of New Orleans with a concentration in Business Marketing, and minors in Finance and Business Management. Joseph-Bailey has served in education over the past ten years in various roles; Assistant Technology Director, Middle School Science Teacher, and most recently as a Director of School Operations. Joseph-Bailey has found great success in managing school site operations and finances. She currently utilizes her work experience to help develop continuous process improvement in school compliance and Human Resources policies.

Heather Crocker
Recruitment and Communications Director, Athlos Academies

Heather Crocker serves schools in the Athlos Academies network as the Recruitment and Communications Director. Crocker is a dynamic and innovative communications professional with twenty years of leadership experience in non-profits and K-12 education, with more than ten years of digital and social marketing experience.

Crocker earned a bachelor’s degree in arts from The College of Wooster. Prior to coming to Athlos Academies, she was the executive director of an education foundation and subsequently the director of communications for a school district.

Crocker is instrumental in advising leadership on communications strategy, executing campaigns for student enrollment and public finance campaigns, and developing high-impact content and storytelling.

Cheryl Martin
Principal of Lower School
Athlos Academy of Jefferson Parish

Cheryl L. Martin has been an educator for more than 20 years. Her experience includes classroom teacher, National Institute of Excellence in Teaching (NIET) TAP Mentor, and Master teacher, Academic Dean, and Assistant Director of Assessment and Instruction. Most recently Mrs. Martin has served as Director of Lower School for Athlos Academy of Jefferson Parish.

Mrs. Martin’s educational journey began when a friend convinced her to enroll in an Introduction to Education course at Southern University at New Orleans. Once enrolled in the course she knew her calling was to impact the lives of disadvantaged youth by providing them with the “great equalizer”; a great education. This commitment to education later led to the completion of a Reading Specialist certification, a Master’s Degree in Curriculum and Instruction, and a second Master’s Degree in Educational Leadership.

In her effort to ensure every student demonstrated success, Mrs. Martin designed a school-wide intervention plan for McDonough 26 Elementary which helped the school achieve “Exemplary Growth” recognition for the 2011-2012 School year.

Mrs. Martin believes every child deserves the best education possible and the best education begins with well-qualified and well-trained teachers. This conviction motivates her to find innovative ways to support teachers and students each day.

Sam Gibbs
Executive Director
Athlos Academy of Utah

Mr. Samuel Gibbs comes to Athlos Academy of Utah with a wealth of knowledge and 17 years of educational leadership experience. With a BA in secondary teaching from Brigham Young University and a MA in educational leadership from University of Cincinnati, Mr. Gibbs considers himself to be a lifelong learner. He was honored in 2017 as Utah’s Administrator of the Year and has served turnaround schools in both Ohio and Utah. Mr. Gibbs has a portfolio of notable success and a career that has been filled with helping push the bar of educational excellence for students, educators, families and school communities.

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