Skip to main content
Who We Are

Board of Directors

Meet Our Board of Directors

  • Missy Greathouse
    Missy Greathouse


    Missy currently serves as the Executive Director of Dispute Resolution Institute, a nonprofit that provides mediation services throughout Illinois. Since she was a child, several members of Missy’s immediate and extended family have fostered, adopted and/or taken guardianship of children involved with DCFS. These experiences led her to study child welfare and her first career as a foster care case manager in St. Louis City. She also has volunteered as a GAL, a CASA for Williamson County, and as a mediator in abuse and neglect cases. Missy has a Bachelor’s in Social Work from Saint Louis University and a Juris Doctor degree from Southern Illinois University School of Law. Missy, her husband, daughter and two cats live in Southern Illinois.

  • Robert Anderson
    Robert Anderson

    Vice Chair

    Robert Anderson is a retired DuPage County Circuit Judge. He graduated from Loyola University of Chicago with a B.A. Degree and a J.D. Degree. Bob spent most of his career as a Judge working with children and families. He worked closely with CASA of DuPage for many years while hearing Juvenile matters. While serving as a Judge, Bob was honored for his work in violence prevention, promoting education, his work on domestic violence issues and on juvenile issues. He is an adjunct professor at Loyola University School of Law where he teaches Family Law. He is a Past President of the Illinois Judges Association and, previously served as the Chair of the DuPage County Circuit Court Family Violence Coordinating Council. He is lucky enough to be married to Irene Bahr, a Past President of the Illinois State Bar Association. They have three wonderful grown children and two adorable grandsons. Bob is honored to be able to continue to help children and families by serving on the Board of Illinois CASA.

  • Maha McDiarmid
    Maha McDiarmid


    Maha McDiarmid currently serves as the Chief Program Officer at ICOY (Illinois Collaboration on Youth). Her years of work in nonprofit includes experience as a direct care provider in residential living for over ten years and extensive skills in providing training and continuing education. She holds a master’s degree in Public Policy and Administration from Northwestern University. Before joining the team at ICOY, Maha worked in training and operations with CASA Kane County. At CASA, Maha provided the training, continuing education, and support necessary for volunteers to become the Court Appointed Special Advocate / Guardian Ad Litem (CASA / GAL) for children entering the foster care system. As the Chief Program Officer at ICOY, she supports the work of the Prevention and Intervention, Trauma Initiatives, and Training Teams.

    Running, building campfires, cooking, and spending time with friends and family are just a few of the things that Maha enjoys doing in her free time.

  • Steve Pikturna
    Steve Pikturna


    Steve has always advocated that any child is capable of success with the appropriate support. To that end, he has sought out opportunities to volunteer and promote initiatives that drive this mindset and, to that end, is honored to be a Member of the CASA Board. He is a CPA who has spent his career working for companies as a finance leader or consulting for companies to maximize finance through technology enablement. He has been able to leverage his career experiences to volunteer as the Treasurer for CureAHC, a foundation devoted to curing AHC (Alternating Hemiplegia of Childhood) a complex, rare neurological disease. Steve and his wife, Allison, have two grown children and reside in Naperville, IL.

  • Sharif Walker
    Sharif Walker

    Sharif Walker is a champion for social innovation and community sustainability. With more than 20 years of experience, he has been transforming communities by providing equitable resources, facilitating tough conversations and developing quality programming that enrich the lives of Chicago’s most vulnerable and under-served populations. With specialties in conflict resolution, direct service and neighborhood revitalization strategies, Sharif partners with community stakeholders and civic leaders to help youth and families thrive through systematic urban inequalities and socioeconomic transitions. Sharif's work has been recognized by the Black United College Fund of Illinois, Taproots Inc., Chicago Public Schools and more. Sharif resides in Chicago's Austin community with his wife and daughter.

  • Prestina Singleton
    Prestina Singleton

    As Director Alumni Programming at UCAN, Prestina Singleton supports and advocates for youth and former youth in care by providing assistance to clients aged 21 and over as they live in independence from the Illinois Department of Children and Family Services and from other youth and family programs.

    A UCAN alumnus, Prestina serves as a client advocate in Illinois and nationwide and builds partnerships with sponsors and support organizations by securing in-kind donations. She is a liaison to alumni and other related personnel to seek financial support for UCAN. She also serves as a client advocate in the juvenile court system.
    Prior to this role, Prestina served as a child and family support specialist at UCAN, 150-year-old youth services agency based in Chicago’s North Lawndale community. In that role, she focused on serving parenting teens and as a client advocate in the juvenile court system. She created reports based upon parenting techniques, financial responsibilities, and developmental activities; referred services to provide greater stability; wrote parenting curricula that integrated parenting assessment of a client’s childhood in addition to incorporating basic parenting skills.

    A Chicago native, Prestina earned an undergraduate degree in psychology from Chicago State University and a master’s degree in social work from Chicago State University.

    She is a member of the Child Welfare Advisory Committee, the UCAN Programming Committee, and the Illinois Children’s Justice Task Force

  • Linda Zekas
    Linda Zekas

    Linda is an Advanced Practice Registered Nurse (APRN) at Ann & Robert H. Lurie Children’s Hospital of Chicago specializing in the treatment of children undergoing surgery for acute and chronic conditions, with a particular focus on neonatal patients. Her passion for children’s law and policy, including health related legislation for children with special health care needs, has spurred her advocacy efforts for this population. She completed a Health Policy Certificate at Thomas Jefferson University in 2016 and is in the final stages of completing a Masters of Jurisprudence in Children’s Law and Policy at Loyola University of Chicago School of Law. She is a member of the National Association of Pediatric Nurse Practitioners’ (NAPNAP) Health Policy Committee, was a 2018 NAPNAP Advocacy Scholar, and has spoken locally and nationally on a variety of children’s policy and advocacy related topics. Linda and her cat live in Chicago, Illinois.

  • Ellen Lucke
    Ellen Lucke

    Ellen began her volunteerism with CASA in Wichita Falls, TX where she became a teen specialist. Ellen worked on the cases of two teenage girls facilitating each case to a place of stability. Upon moving to Illinois, Ellen continued her CASA work with teens in the Will county office.
    Ellen is an ICF Certified Coach, using her skills to work with both private clients and organizations to implement a coaching mindset into both the culture and the interpersonal relationships they participate in or lead.
    Ellen is a businesswoman who runs a steel brokerage company. She has three grown children and will be celebrating 30 years of marriage this year.

  • Jessica Hudspeth
    Jessica Hudspeth

    Jessica N. Hudspeth was born and raised in Paducah, Kentucky. She graduated from Murray State University in Murray, Kentucky with a Bachelor of Arts in Liberal Arts and a minor in Legal Studies. She then earned her Juris Doctor from Southern Illinois University School of Law in 2008. She is currently the owner and managing partner of Hudspeth Law Office, LLC in Salem, Illinois, where she handles cases in many areas of law, but focuses on family law litigation, including divorces, allocation of parental responsibilities, adoptions, and support. She is also a mediator and approved Guardian ad Litem for the Fourth Judicial Circuit of Illinois.
    Jessica is married to Timothy Hudspeth, former partner of Hudspeth Law Office, LLC and current Marion County State’s Attorney. They are the proud parents of two children, both adopted. Jessica and her husband reside in Odin, Illinois, where they enjoy a number of outdoor activities with their children.

  • Whitney Kampwerth Luebbers
    Whitney Kampwerth Luebbers

    Whitney Kampwerth Luebbers was born and raised in Carlyle, Illinois. In May 2007, Whitney graduated from high school and simultaneously received an Associate of Arts degree from Kaskaskia College. She was the first student to do so. Whitney graduated with a Bachelors of Legal Studies from the University of Illinois at Springfield in 2009 and she obtained her law degree in 2012 from the University of Illinois College of Law. She was the youngest attorney admitted to the bar in 2012 at the age of 23. Whitney is a solo-practice attorney in Carlyle, Illinois. Since 2020, Whitney has served as the court-appointed Guardian ad Litem for children involved in the juvenile justice system in Clinton and Marion counties. She has been a zealous advocate for CASA of South Central Illinois and is very appreciative of the exceptional advocates that serve the children and families on her caseload. Whitney serves on the Kaskaskia College Foundation Board and the Clinton County Agricultural Association Board. Whitney is married to John Luebbers and they reside in Carlyle, Illinois. She enjoys traveling, birdwatching and spending time outdoors. Whitney is honored to be able to serve on the Board of Illinois CASA to continue the work to one day see a CASA advocate appointed to every child experiencing foster care.

  • Lynn Harvey
    Lynn Harvey

    Ex Officio

    Lynn is the co-owner and President of Nova Fire Protection, Inc., a family business that designs and installs commercial and residential fire protection sprinkler systems across the Chicagoland area.
    Social service has been a core principle of Lynn’s life and she has been a consistent advocate for children through association with various non-profits as well as experience as a school social worker. Lynn joined CASA Lake County as a volunteer advocate and soon joined the staff as an advocate manager. She has a B.A. from Northeastern Illinois University and MSW from Loyola University Chicago- School of Social Work.

  • Mariah Hayes
    Mariah Hayes

    Regional Representative
    Southern Region

    Mariah Hayes is the Executive Director with CASA of Franklin & Hamilton Counties. Mariah started as Advocate Coordinator in 2001 and has been the Executive Director with CASA for 19 years. Mariah also was on the National CASA Rural Advisory Committee and is honored to serve as the Southern Regional Representative with Illinois CASA.
    Mariah received her Bachelor Degree in Social Work from Southern Illinois University in Carbondale. She has been blessed to live in Southern Illinois with her husband of 23 years. She is also the proud mama of a Senior at SIUC, a 6th grader, and four crazy dogs.

    Mariah stated “It has been a blessing to be a part of the CASA mission since 2001. Over the years it has been a great joy to see the impact CASA Advocates have with the children they are court appointed to serve. To see these Advocates truly give their time, talent and heart to make an impact on the most vulnerable population, abused and neglected children, is awe inspiring and truly life changing!”

  • Pamela Perrilles
    Pamela Perrilles

    Regional Representative
    Central Region

    Pamela was hired to open the CASA of Peoria County program in July of 2005 by the founding board of directors. CASA stands for Court Appointed Special Advocates which recruits, trains and supervises community volunteers to advocate for the best interest of abused and neglected children moving through the juvenile court system. Since that time the program has grown significantly. An aggressive plan to grow CASA of Peoria County was adopted in 2011 by the board of directors for our Organizational 2015 Vision to serve more children each year. In 2018 CASA expanded to the full Tenth Judicial Circuit. Peoria County has over 1,000 and Tazewell has over 400 pending abuse and neglect cases in the juvenile court system.

    Pamela is a single mother of five children and has 14 grandchildren. She enjoys entertaining, gardening, time with family and friends.

  • Terri Zenner Greenberg
    Terri Zenner Greenberg

    Regional Representative
    Northern Region

    Terri Zenner Greenberg is the Executive Director of CASA Lake County and has been part of the organization since its inception in 1994. She has held all positions at CASA and has been Executive Director since 2001. She has received numerous awards including the National CASA Executive Director of the Year and the Lake County Journal Forefront Winner. She has grown the program from a staff of 2FTE to a staff of 20, the budget of $70,000 to a budget of 1.7 million and increased the volunteer base from 50 to over 300. She has mentored many new Executive Directors, served on several National CASA committees and continues to be a resource for directors in her region.

    Spending time with family, hiking, yoga, reading, and traveling are a few things Terri enjoys doing in her spare time.

  • Our board and staff members are committed to the mission and vision of our organization.
    Our board and staff members are committed to the mission and vision of our organization.

Our impact this year has changed our community!

  • Children Served in FY23


  • Volunteer Hours in FY23


  • Volunteer Advocates in FY23


  • Number of New Children Served in FY23


Thank you to our generous sponsors:

  • National CASA
    National CASA
  • Illinois DCFS
    Illinois DCFS
  • The Office of Illinois Courts
    The Office of Illinois Courts
  • Illinois Attorney General
    Illinois Attorney General