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Meet the Board

Sherri Grotheer
Sherri Grotheer

Board President

Sherri has been on the Protectors Board since 2012 and was elected as Board President in 2023. Sherri has applied for and won many grants for the Protectors, including raising six-figure funds to construct our Monumental Mammoth, an incredible art installation that toured Burning Man and Life is Beautiful before its permanent display at Ice Age Fossils State Park! 

Sandy Croteau
Sandy Croteau

Vice President and On-Site Activities Chair

A Protectors’ founding member, Sandy is a retired real estate agent who now dedicates her days in extensive service to the public lands that the Protectors support. She leads On-Site activities, the I’m a Protector Program, the B.A.R.K. Rangers and many informative hikes each year. She has written five hike guidebooks and is now writing a guidebook about the plants that can be found in this area. 

Donna
Donna Schlemmer

Treasurer

Donna joined the Protectors Board in 2024. Donna has a degree in geology and has always had a deep appreciation of the great outdoors. In addition to her position with the Desert Research Institute, she now serves as our Board Treasurer. Donna and her husband have been members of the Protectors for several years and in 2024 she felt the need to be more involved. She is proud to support such an important asset to our community.

Amanda Simmons
Amanda Simmons

Secretary

A United States Air Force Veteran and current federal employee, Amanda serves as our Board Secretary. She and her family have been exploring what is now Tule Springs National Monument since moving here in 2009.  They are proud to have helped build one of the first trails at Ice Age Fossils State Park 2019.

 

Jill DeStefano
Jill DeStefano

Director

Jill is one of the five founders of Protectors of Tule Springs. In 2006, she organized a group of citizens who worked for eight years to raise awareness about the importance of protecting this land. Through those efforts, Tule Springs Fossil Beds National Monument was designated as the 405th unit of the National Park Service in 2014. Jill retired from teaching in 2021 and was the recipient of the Heart of Education Award in 2019. 

Kori Kloberdanz
Kori Kloberdanz

Director

Kori is Public Relations Manager for the City of Henderson and was formerly with the Clark County School District. Kori joined the Board in 2016 and manages communications for the Protectors, such as our web site, newsletters, media relations and more. 

Dr. Steve Rowland
Dr. Steve Rowland

Director

Dr. Rowland is a professor emeritus at the University of Nevada, Las Vegas specializing in paleontology, geology of southern Nevada and the history of geology. He’s led excavations and even made fossil discoveries and his scientific knowledge and expertise are an invaluable resource for our work.

Desiré Schultz
Desiré Schultz

Director

Desire is a School Counselor in the Clark County School District. Originally the Member Representative, she officially joined the Board in 2022. As a horse owner, she leads efforts for the Mounted Horse Patrol which supports National Park Service with monitoring the Monument lands and the H.O.O.F. Rangers who pledge and promote proper horsemanship on public lands. Desire is also involved in our educational outreach activities.

Will Shimono
Will Shimono

Director

Will is an avid trail runner and enjoys running on the Monument. We finally caught up with him one day and convinced him to join us in helping others to enjoy the beautiful public lands that we help to protect. Will works tirelessly behind the scenes and is a friendly face at most of our community outreach events.

EMERITUS

Sandy Valley

EMERITUS

Kathryn Brandel

Another of the founding members, Kathryn is retired from a career in social work and higher education administration. She served as the Board Secretary for many years, since Protectors was first established as a 501 C (3) organization through 2023.

Support Protectors and the Tule Springs Fossil Beds