The People Behind the Platform At nSide, we believe that real school safety starts with real people—and our Training Team is at the heart of that mission. With backgrounds in education, emergency management, law enforcement, and mental health, each team member brings hands-on experience and a deep understanding of what it takes to keep schools safe.

Whether they’re leading a drill, walking you through an Emergency Operations Plan, or helping your team get the most out of the nSide Platform, our trainers are more than just experts—they’re partners. They know the challenges you’re facing, because they’ve been there.
Get to Know Us Each person brings something different to the table, and every one of them is here to help you succeed. Meet the powerful team behind the training—and why they love what they do.
The People Behind the Platform

Kimanthi Stewart With a background in mental health, Kimanthi brings a steady, compassionate presence to every project and customer interaction—along with a deep understanding of the purpose behind our Platform.

In this video, he shares how his experience shapes the way we support schools—and what it means to build real, lasting connections with all the stakeholders working to keep schools safe.
Training and Customer Experience Manager

Dr. Marilyn Lewis With experience as a teacher, administrator, and state-level school safety leader for Alabama, Marilyn brings a wealth of knowledge and firsthand insight to every training and conversation. She understands the challenges at every level, and how the nSide Platform can truly make a difference.

In this video, she shares how her journey shapes the way we support schools—and what it means to create meaningful partnerships with the people working every day to keep students safe.

Daniel Dean With a background in law enforcement, Daniel brings tactical expertise and a calm, confident presence to every training. From leading active shooter drills to conducting comprehensive school safety assessments, he’s on the front lines of preparing schools for the unexpected.

In this video, he shares how his real-world experience informs the way we train, support, and stand alongside school communities—and what it takes to build trust and readiness when every second counts.

Traci Fry With years of experience as a 911 operator, Traci knows exactly what it’s like to be the calm voice in a crisis. She brings that same focus and clarity to every training, helping schools understand how critical communication and quick decisions are in an emergency.

In this video, she shares how her behind-the-scenes perspective shapes the way we prepare school communities—and why every second, every detail, and every voice matters when it comes to keeping students safe.

Dr. Cassondra Vanderford With a background as a teacher, assistant principal, and district administrator in Mississippi, Cassondra brings a deep understanding of how school safety works at every level. She knows what it takes to balance daily responsibilities with emergency preparedness—and how to support educators through both.

In this video, she reflects on how her time in the classroom and district office influences her approach to training—and how empowering school staff with the right tools and knowledge can make all the difference when it comes to protecting students.

Bill McGehee With a background as a teacher, coach, and principal in Mississippi, Bill brings a steady, motivating presence to every training. He’s spent his career leading from the front—whether on the field or in the front office—and knows how to turn big-picture plans into practical action for school teams.

In this video, he shares how his leadership experience shapes the way we guide schools through safety planning—and why clarity, confidence, and consistency are key to creating a culture of preparedness.

Iysis Warhurst As someone who has grown up during a time when school safety has become a defining part of the student experience, Iysis brings a powerful and personal perspective to the work we do. She understands what it’s like to participate in lockdown drills, navigate constant conversations about threats, and live with the daily reality of “what if.”

In this video, she shares how her experiences as a student have shaped her passion for supporting safer schools—and why listening to the voices of those directly impacted is essential to building trust, empathy, and meaningful change.