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.

Jacqueline Anderson


Jacqueline Anderson is an Assistant Principal with DC Public Schools, currently serving at John Eaton Elementary School.  Jacqueline has served in DCPS as a teacher, an instructional coach, and an administrator over a period of thirty-two years.  As an educational leader, Jacqueline believes in teaching the “Whole Child”.  She empowers her staff and community to seek innovative ways to engage students in the learning process.   Jacqueline knows that education is the great equalizer and strives to leverage opportunities for students who are furthest from opportunity.  A Native Washingtonian and product of DC Public Schools, Jacqueline is thrilled to invest in the city that she loves.

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.

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elba garcia


Elba Garcia, Executive Director

Language Acquisition Division

District of Columbia Public Schools


Elba Garcia is a mother, wife, and educator. A native from Puerto Rico, and the child of Cuban immigrants, she holds degrees from the George Washington University, George Mason University and recently graduated from Georgetown University with an Executive Masters in Leadership. Elba is a servant leader, dedicating over three decades to fighting the opportunity gap for children, especially limited English speakers, Newcomers, and Latinos. Six years as a teacher of students with special needs, twelve as a mentor, coach, and content specialist, and since 2009 as the Executive Director of the Language Acquisition Division of DCPS. She is a founding member of the Association of Latino Administrators and Superintendent (ALAS) DC-MD-VA affiliate. 


Under her leadership, she has advocated for the expansion of Dual Language programs and supported opportunities for ELs, including establishing the International Academies. She was instrumental in offering the Seal of Biliteracy to DCPS students, re-vamping services at the Welcome Center for Linguistic and Culturally Diverse students and families and doubling the numbers of 5th and 6th grade classrooms participating in the Embassy Adoption Program. She has also supported for over 10 the year the DCPS Festival de Poesia, a staple event for all 11 of our Dual language programs in DCPS.

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

louise jones


Dr. Louise Jones was born in the mountains of southwest Virginia and spent her childhood on a farm, giving her an appreciation of nature. Dr. Jones is married, has two daughters and four grandchildren.  Dr. Jones possesses an undergraduate degree from Virginia Tech and a Masters and Doctorate from the University of Virginia.  She has worked in Virginia, North Carolina, and the District of Columbia.  She has successfully led small and large schools, rural, suburban and urban, poor and affluent. Her schools have won various awards and have been recognized at the state and national level. As a former student who lived in poverty, and as a first-generation college student, she realizes that education plays a pivotal role in providing opportunities and advancement for her students and a better life for their future families. She wants them to have a bright future where they can have any career they desire.   In the future, she hopes to retire from McKinley and split her time between the mountains and the beach.

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isaiah lassiter


Isaiah L. Lassiter, Manager of Administration and Operational Support at Ballou Senior High School, has been with DCPS for 6-years and is humbled to serve on the CSO Executive Board and represent the union members.  Mr. Lassiter has over 4-years of experience working within the DCPS Central Office, where he collaborated with over 67 schools, worked closely with various teams including LMER, Recruitment, Staffing, IMPACT, and Employee Services, and interacted with each union (AFSME, CSO, Teamster, and WTU) during his tenure.  Mr. Lassiter holds a Bachelor of Science in Psychology from the Pennsylvania State University and a Master of Arts in Industrial-Organizational Psychology from The Chicago School of Professional Psychology combined with 10-years of Organizational Development and Talent Management experience.  He also possesses over 5-years of Career & Professional Development coaching, volunteering his expertise to DCPS programs such as Empowering Men of Color, Urban Education Leaders Internship Program (UELIP), and College and Career Office Tenacity Career Preparation.  He is excited to be on this journey and looks forward to working with you.

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. 

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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. 

Alexis Richburg


Alexis Richburg is an Administrative Officer at Coolidge Senior High School in the District of Columbia Public Schools (DCPS). Alexis is a school-based finance and operations professional with fifteen years of experience. He uses his business acumen, data analysis, and understanding of DCPS policies to make informed decisions to protect and manage DCPS assets and resources. Alexis has served on the Council of School Officers (CSO) Executive Board since 2017 and is a member of the Finance Committee and Contract Negotiations Committee. He is passionate about his service on the Board because he truly believes the collective power of CSO members can simultaneously improve their working conditions and student achievement by articulating shared concerns with “one voice.”

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.