GX Summit 2025

Jenny Radcliffe A.KA “The People Hacker”, is a world renowned Social Engineer, hired to bypass security systems through a mixture of psychology, con-artistry, cunning and guile. A “burglar” for hire and entertaining educator, she has spent a lifetime talking her way into secure locations, protecting clients from scammers, and leading simulated criminal attacks on organisations of all sizes in order to help secure money, data and information from malicious attacks.

Jenny has received many industry awards and was most recently inducted into the prestigious InfoSec Hall of Fame in 2022. She has also been named as one of the top 30 female cyber security leaders in 2022 by SC Magazine, one of the top 25 Women in Cyber by IT Security Guru, and as a Top 50 Women of Influence in Cyber in 2019. She was nominated in seven categories for the 2021 Security Serious Awards in 2021 including the prestigious “Godmother of Security” award in 2020 winning the “Most Educational Security Blog” for her show The Human Factor podcast interviewing industry leaders, bloggers, experts, fellow social engineers and con-artists about all elements of security and preventing people from becoming victims of malicious social Engineering.

Henry Lee is a strategic technology leader with a proven track record of delivering business value through digital transformation. As Head of Digital Workplace at REED, he owns the multi-year roadmap for digital transformation, leading cultural and operational change to modernise ways of working across the organisation. His team’s mission goes beyond delivering market-leading technology – they focus on driving effective adoption and embedding innovation that fuels revenue growth. At GX Summit, Henry will share practical insights into how AI and emerging technologies are being used to unlock business performance and long-term value.

Hendrik is passionately building trusted partnerships to drive secure and impactful digitization. Leading a team of engineers and architects, he enables Cisco’s partner ecosystem across EMEA and fosters innovation through partner-managed services and API-driven solutions. He recently took on a stretch assignment to support the integration of Splunk. With over 26 years at Cisco, Hendrik has held leadership roles in Engineering, Sales, Strategy & Planning, and Investments. He serves on the board of STT (Netherlands Study Centre for Technology Trends) and founded the Present Foundation in Zeewolde, connecting volunteers with those in need. Hendrik is deeply passionate about the potential of digitization to transform society and the economy. He believes in the power of secure digital connections to drive trust and open innovation—and sees it as both an opportunity and a responsibility for all of us. To unwind, Hendrik turns to the wind as a keen kitesurfer—and keeps his inner geek alive maintaining a 1984 Sinclair ZX Spectrum.

Lee Peterson is the Vice President of Product Management for Cisco’s Secure WAN product group, responsible for Cisco’s enterprise routing business. Previously, Lee led outbound product management and product enablement for the Meraki business unit. With over twenty years of experience in the telecommunications and networking industries, he excels in building and leading high performance product management teams.

Originally from Australia, Lee relocated to Silicon Valley in 2008. He is a proud dad of two boys and enjoys spending time with his family exploring the great outdoors. Lee holds an undergraduate degree in IT from the University of Wollongong and an MBA in International Business from the Sydney Business School.

As Solutions Consultant, Jack is focused on developing compelling value propositions that meet the evolving needs of enterprise and public sector organisations across the contact centre and unified communications landscape. By staying close to market trends and customer challenges, Jack plays a key role in shaping solutions that address the real-world demands of modern enterprises – from integration and scalability to resilience and user experience. His work ensures Gamma’s portfolio continues to deliver meaningful impact for customers, now and into the future. You may also recognise Jack as the host of our very own GammaBox series.

Harriet is a Customer Advocate at Gamma, where she plays a key role in helping contact centres unlock the full potential of CX transformation. With a deep understanding of the challenges contact centres face – from rising customer expectations to evolving channel preferences – Harriet works closely with organisations to deliver smarter, more agile customer contact solutions. Her focus is on enabling long-term success through the strategic adoption of technology, empowering teams to deliver seamless, impactful customer experiences.

Richard is a seasoned CX specialist at Gamma, bringing over two decades of experience in transforming customer experience strategies for international enterprise and public sector organisations. With a deep expertise in Cisco contact centre solutions, Richard has helped businesses unlock greater efficiency, agility and customer satisfaction through innovative technology-led transformation. His long-standing presence in the CX space gives him a unique perspective on evolving customer expectations and how to meet them with scalable, future-ready solutions.

Samantha Mooney is Proposition Owner at Gamma, leading the enterprise and public sector portfolio for UCaaS and CCaaS. She ensures Gamma’s solutions are aligned with evolving customer needs – helping organisations transform the way they work and serve their customers through powerful, cloud-based communications. With hands-on experience working alongside customers, Samantha brings deep insight into the challenges today’s organisations face – from outdated telecoms systems and rising costs, to the growing demand for agile, collaborative, experiences that support both employees and customers.

With over 25 years of experience in creating and delivering managed services, David is a highly respected leader with a deep understanding of the challenges and priorities facing enterprise and public sector organizations. His extensive industry expertise and customer-centric approach ensure that Gamma delivers solutions that truly meet evolving business needs. As the driving force behind Gamma’s Enterprise and Public Sector UK business, David’s strategic vision shapes the direction of the division, ensuring it delivers innovation, reliability, and service excellence to customers navigating complex digital transformations.

With over two decades of expertise in the telecommunications industry, Thomas is a seasoned operations leader with a strong track record in scaling, developing, and transforming service delivery teams. He oversees Gamma’s managed service operations, ensuring the seamless delivery of reliable, high-performance network services. Thomas is dedicated to fostering a results-driven culture, where teams are empowered to deliver real business value. His strategic focus is on building strong customer relationships, instilling confidence that Gamma not only understands their evolving needs but consistently delivers the service excellence they rely on.

Richard is a technology leader with deep expertise in enterprise communications and a passion for using technology to solve business challenges. At Gamma, his role is to understand the challenges customers face with their communication systems and ensure we have the right solutions to overcome them. With extensive experience in designing and delivering complex cloud-based voice, data, and security solutions, Richard helps businesses navigate digital transformation with confidence. He leads Gamma’s team of Solution Architects and Pre-Sales technical specialists, driving innovation across UCaaS, CCaaS, and access managed services to deliver resilient, scalable, and future-proof solutions.

Alex is a sales leader with a passion for unlocking the potential in people, coaching a high-performing sales team that enables ustomers to make sense of technology solutions in complex markets. Through his guidance, Alex can help customers confidently purchase decisions that are right for them, enabling growth and harnessing a real sense of feeling connected.

Jason Simper is a cybersecurity expert with deep experience in helping businesses protect themselves against evolving threats. With a background spanning security strategy, threat intelligence, and risk management, he specializes in guiding organizations through the complexities of today’s cyber threat landscape. Jason works closely with customers to develop robust security strategies that balance protection, compliance, and business agility. His insights empower organisations to proactively address risks, strengthen their security posture, and navigate the ever-changing digital threat environment with confidence.

Laurence Malthouse has over 25 years of experience in network technology, specializing in helping organizations remove the burden of managing large-scale enterprise networks. With deep expertise in managed network services, connectivity solutions, and digital transformation, he enables businesses to enhance performance, security, and scalability while reducing operational complexity. As organizations navigate to the cloud, his insights into emerging network technologies help them interconnect best-of-breed connectivity and application services, ensuring seamless, future-ready infrastructure.