top of page
Executive Board Bios
Arthur Linder

Arthur Linder, Sr. is the former Principal of the Youth Services Center, Oak Hill Academy, and Co-Principal of Anacostia SHS. Arthur served in DCPS for 47 years and retired in 2014. He has been a member of the CSO since 1993 and has been actively involved with the CSO serving on the Executive Board for SHS and acting as the Retired Members Representative until 2017, when he was elected as Treasurer.

Delisa Green

Delisa Green is a Speech Language Pathologist with the District of Columbia Public School system. In this role, Delisa provides high quality diagnostic and intervention services to special education students ages 3 to 22. With two decades of experience in diagnosing and treating oral communication disorders for special needs students within the public school setting, Delisa now focuses primarily on comprehensive and dynamic evaluations of speech sound, oral language, pragmatic, and auditory processing disorders for students within the private and religious education sectors. 

While passionate about her clinical duties, Delisa has also been a staunch supporter of the Council of School Officers since 1999.  Her passion led her to serve on the Executive Board from 2008 to present, as well as, various committees to promote the values and principles of labor! She has been afforded special honor of representing union members at regional American Federation of School Administrator – Local 4 conferences.

Charlette Butler-Strickland


Principal, Hart Middle School

tamara dukes


Tamara Dukes presently serves as a Social Work Program Manager within District of Columbia Public Schools. Tamara is a licensed independent clinical social worker (LICSW) trained in a host of evidence-based treatment modalities. Currently,  she merges her passion for mental health, education, and equality as a clinician, school social worker, educator, and advocate. Tamara is a dedicated leader who embraces and champions the work of the school's mental health team. In the last 23 years, she has served in various school leadership roles with DC Public Schools. Tamara is enthusiastic about her opportunity to serve as an executive board member and looks forward to making a difference for all CSO members.

kimbria jackson


Dr. Kimbria Jackson is the Assistant Principal at a premier STEM high school in Washington, DC. She was a member of the NASSP 2018 cohort for Secondary Principals. She served as the Math Instructional Coach and Curriculum Writer for District of Columbia Public Schools. Not only has she served DC Public Schools for the past ten years, but she also works closely with the Thurgood Marshall College Fund, Teacher Quality and Retention Program, where she provides professional training for participants in the field of education.


Dr. Jackson is originally from Warner Robins, Georgia; however, she lived in Atlanta, Georgia. While in Atlanta, she was a high school math teacher for eight years and a high school Math Instructional Coach for one year.


She received her Doctoral Degree in Education, Instructional Leadership at Argosy University in Atlanta, Georgia, and completed her Education Law Certificate program at Indiana University in 2020. Dr. Kimbria Jackson is a contributing author in Next in Line to Lead: The Voice of the Assistant Principal

Soncyree Lee

Soncyreè Lee currently serves as a Program Coordinator within DC Public Schools.  She has served in areas of school leadership and special education throughout her career with DC Public Schools.  Soncyreè has been an active member of CSO for the past 12 years and continues to advocate for the membership as a board member.  She has served in various roles such as social liaison to engage members beyond the school walls and currently leads the scholarship committee. 

Staci McDuffie Bio pic.png
staci mcduffie

Staci McDuffie is a native Washingtonian and has been an educator with DC Public Schools since 1998. In addition to her current role as Assistant Principal, she has served as secondary ELA teacher, alternative/opportunity education instructor, DCPS School Improvement Specialist, sole Instructional Specialist for DCPS High Schools, Director of DCPS School Support, and Director of DCPS Special Projects. Amongst her most notable accomplishments are developing, from their infancy, the Extended Day, Extended Year, and Middle Grades Initiative Programs which were all created with a focus on narrowing the achievement gap for students of color and increasing equity across the District. 

Chunita Pilgrim


Dr. Chunita Pilgrim is a native Washingtonian and a proud product of DC Public Schools.  Dr. Pilgrim has dedicated over 19 years of service with DCPS and is very excited to serve on the CSO Executive Board. This is her fourth year serving as the Assistant Principal of Burrville Elementary School- the Ville on the Hill, where they have received the second highest ELA gains in the District. Prior to that, Dr. Pilgrim was a Master Educator for seven years. She was also a Literacy Instructional Coach at HD Cooke Elementary School and a classroom teacher at CW Harris Elementary School.  Dr. Pilgrim believes wholeheartedly in closing the achievement gap and providing opportunities for those farthest from them. She provides supports to teachers on inclusive education, intervention, and differentiated instruction.  Most recently, Dr. Pilgrim completed the inaugural cohort of the DCPS Leadership and Innovation Program at Georgetown University. In addition, Dr. Pilgrim completed the Aspiring New Leaders program at Harvard University School of Education. She has received her doctorate from The George Washington University. Her master’s from Regent University and her bachelor’s degree from The George Washington University. 

nicole pitre 

Nicole Pitre is a Speech Language Pathologist with the District of Columbia Public Schools. With over 20 years of experience, Nicole provided transformational change for students and families in Washington, DC.  Her primary duties include writing comprehensive speech language evaluations, providing dynamic workshops for parents and professionals, and delivering evidence based practice intervention services for students in a variety of settings. The American Speech Language-Hearing Association has recognized Nicole for her exceptional commitment in continuing professional education, the ACE award. Currently, Nicole is an active dues paying member of the Council of School Officers. She has served within this capacity since 2000.  On a regional level Nicole has attended, represented, and volunteered at numerous American Federation of School Administrators Local 4 conferences. During these years Nicole locally, has served on the scholarship committee and social/event committee. 

Patricia Briscoe


Dr. Briscoe retired from the DC Public School System in September of 2018 after 43 years of service.  She worked as a teacher at Anacostia, Spingarn and Eastern Senior High Schools.  For 22 years, she worked in the Department of Athletics as a Coordinator and Assistant Director of Athletics. In 2013 she accepted the responsibility of a teacher and Athletic Director at Eastern Senior High School.  In 2016 she transitioned into the full time Athletic Director position until her retirement in 2018.  Although Dr. Briscoe has been a member since 1989, this is her first opportunity to serve the Council.  

Gwendolyn Brown


Gwendolyn Brown, a retiree and former Special Education Supervisor with DCPS. In this role, Gwen looked after assisting with identifying the least restrictive educational setting for special education students providing all aspects of school visitations, including observing, providing recommendations and professional development to teachers and para-educators. Gwen is no stranger to special education, having spent 36 years as a special education teacher and a teacher mentor in DCPS and two years a public charter school where she advocated for teachers and students. Gwen also spent more than 5 years as an adjunct professor at Trinity University

Executive Board Meeting Minutes are available to members upon written request.

bottom of page