Grant Hoffman is Poly’s Executive Vice President, Chief Supply Chain Officer, responsible for Poly’s global supply chain and manufacturing. Hoffman is a 24-year veteran of supply chain with experience in consumer electronics, automotive, and consumer packaged goods. He was most recently VP and Head of Supply Chain for Lenovo’s Mobile Phone business unit. Prior to joining Lenovo, Grant held positions of increasing responsibility at Motorola, Google, Continental Automotive Group and Del Monte Foods. Grant holds an undergraduate degree in business and an MBA from Northern Illinois University. Hoffman serves on the Board of Advisors at the Institute of Business Forecasting (IBF), and as an advisor to both the University of Wisconsin Erdman Center for Operations Management and Northern Illinois University's Operations Management department. He is an IBF Certified Professional Forecaster (CPF).

Joe Eschenbrenner serves as the Director Planning and Material Management for Roche Tissue Diagnostics. Prior to this, he served as the Director of Demand Planning for Puma North America where his responsibilities were focused in multiple areas, driving "Speed to Market" and "Holistic Operational Efficiency". He has extensive experience managing Demand and Supply Planning, Merchandising Operations, and Sales Allocations. He also worked as the Global Manager of Demand Planning for the Timken Company which serves diverse industries including Automotive, Heavy Truck, Off Highway, Rail, Wind Energy, Heavy Industries, Power Transmission, Industrial Distribution and Automotive Market. Joe holds an MBA and Master's Degree in Finance from Rensselaer Polytechnic Institute (RPI) as well as a B.A. in Mathematics and Statistics from the University of Connecticut. Joe is a past President of the Automotive Market Research Council and has achieved IBF's Advanced Certified Professional Forecaster (ACPF) designation.

Todd has extensive experience in coordinating demand planning processes and S&OP. He was involved in Finance, Customer Service, Supply Chain, and Sales Planning. He is an Advanced Certified Professional Forecaster (ACPF) and holds a BS degree from Boston College and an MBA from University of New Hampshire with a focus in Supply Chain Management and Marketing. Todd is also a member of the Institute of Business Forecasting & Planning (IBF) Board of Advisors and has served as a keynote speaker & panelist for IBF Executive Forums and conferences. Todd has also published in the IBF’s Journal of Business Forecasting.

Lori has over 25 years’ experience in Global Planning and S&OP having served in multiple leadership roles at Element Solutions/MacDermid Alpha, Cardinal Health, Honeywell and Hasbro. She has a proven history of driving successful results in S&OP implementations, leading teams, developing talent, and managing cross-functional relationships. Lori’s background also includes several complex multi system conversions into a single forecasting software solution. She holds an MBA with a focus on Logistics, Planning and Supply Chain Management from Bryant University and is an IBF Certified Professional.

Patrick Bower has a wide area of expertise, including S&OP, Demand Planning, Inventory, Network Optimization, and Production Scheduling. A recognized expert on demand planning and S&OP, and a self-professed “S&OP geek” - Patrick was previously Practice Manager of Supply Chain Planning at the consulting firm, Plan4Demand where his client list included Diageo, Bayer, GlaxoSmithKline, Pfizer, Foster Farms, Cabot Industries and American Girl. Patrick’s experience encompasses tenures with Cadbury, Kraft Foods, Unisys, and Snapple. Patrick also worked for the supply chain software company - Numetrix, and was Vice President of R&D at Atrion International. He was also the recipient of IBF’s 2012 award for Excellence in Business Forecasting & Planning.

Andrew Schneider is a veteran supply chain and business science professional, with a 20 year career spanning journalism, sales, demand planning, analytics, emerging data sciences, strategy, and enterprise risk management. He is a thought leader for the IBF and a member of the esteemed advisory board, an ASCM award-winning fellow & certification holder, and an always-hungry learner of & contributor to the business planning field. He has vast experience across leadership & practitioner roles in CPG, Footwear & Apparel, Food & Beverage, and Medical Device sectors, along with systems implementation, COE deployment, and full supply chain transformation experience. Andrew is presently employed in a supply chain management role with Viega LLC, but also maintains his consultancy practice and is always available to network, consult, and serve. He is an IBF Advanced Certified Professional Forecaster (ACPF).

Erin Marchant is the Director, Aftermarket Planning and Strategy at Collins Aerospace, located outside of Dayton, OH. She has over a decade of varied experience in Supply Chain, from strategic sourcing to material planning, production scheduling to her favorite area, demand management. Erin holds a B.S. in Economics from Heidelberg University, an MBA from Ashland University and a M.S. in Information Architecture and Knowledge Management from Kent State University.

Misty is the Senior DT Manager, Planning and Fulfillment Systems for GE Appliances. She leads the digital team supporting planning and fulfillment systems across the organization. Prior to joining GE Appliances in 2022, Misty held several leadership roles in multiple industries ranging from food and packaging to CPG companies. She has a wide area of expertise including S&OP, Demand Planning, Inventory, and Supply Planning. She has been a driver of process improvements and leading digital transformations. Misty holds a degree from the University of Illinois. In 2022, she received the Excellence in Business Forecasting & Planning award from IBF.

Sara has over 15 years’ experience in various planning roles at Heinz, Georgia-Pacific and now The Coca-Cola Company, where she has spent almost 6 years in Finance, Supply Chain, and Business Transformation. Her latest role is in North America Finance as leader for Volume and Revenue Forecasting. Before taking this position, Sara led teams in the Planning Center of Excellence for Supply Chain & Logistics, Integrated Business Planning, and Product Lifecycle Management, where Product Lifecycle Management processes were tightly integrated with S&OP and Shelf Planning. Having managed teams and developed professionals for over a decade, she is an advocate of mentoring, coaching, and sponsoring talent. Sara holds a degree in English from the University of California and an MBA from Case Western Reserve University.

Dr. David Wehling, DBA (Doctor of Business Administration) has been responsible for Forecasting and Analytics for the International Division of the Toro Company for 30 years. He achieved CPF designation in 2008. He has been an adjunct professor at the graduate, undergraduate, and executive education levels for the past 15 years. He is currently teaching a graduate degree course on building data narratives at the University of St. Thomas in Minneapolis. He is the author of "A Practical Leadership Model for Frontline and Mid-level Managers Based on the Writings of American Hall of Fame Sports Coaches".

Mark Temkin has over 25 years of management experience in demand planning, supply chain operations and business strategy in the consumer products, high-tech and apparel industries. He is currently Senior Director, Planning and External Operations at Harry's, Inc. Prior to Harry’s, Mark managed the demand planning and inventory control functions for Hain Celestial’s U.S. natural foods and personal care businesses, and before that, worked at Samsung Electronics and Barnes & Noble’s Nook Device division. He has expertise in reengineering demand planning functions, implementing new systems and leveraging S&OP and CPFR processes to drive forecasting accuracy, service levels and inventory optimization. He is an active member of IBF as panel expert, moderator and chapter event host and holds a BA in Political Science from John Hopkins University and a MBA in Finance from NYU’s Stern School of Business.

Simon currently works as the Head of Business Delivery at Innocent drinks, responsible for the forecasting and S&OP teams. Prior to this, he led their Business Change team, delivering technology change group-wide. This included the transformation of the Supply Chain Planning systems and a refresh of all the end user computing infrastructure to empower the entire team to work at optimal capacity. Simon’s career has seen him complete a 3-year stint with the Foreign and Commonwealth office in the UK civil service, but the bulk of his experience is at Innocent Drinks where he has worked in a number of Supply and Sales roles. Simon holds a Master’s degree in Engineering from the University of Oxford.

Greg Spira has a broad background covering Integrated Business Planning, Forecasting and Demand Management, Finance/Accounting, and Information Technology. He currently leads Forecasting for Mondelēz North America, and prior to that he led Integrated Business Planning for the North American Biscuits category. Prior to Mondelēz, Greg led Global Demand Management at BlackBerry, and has 15 years of experience in a variety of industries. Greg has a passion for solving challenging problems and driving change with the right mix of people, process, and tools. He combines operational savvy with an agile approach to solving business problems to add value and achieve goals. He has a successful track record of leading teams through challenging transformations, and enjoys developing and motivating talent.

Eric is a predictive analytics and business planning innovator, author, and speaker. He is the Director of Thought Leadership at the IBF. Prior to this he worked as the Director of Demand Planning at Escalade Sports, Director of Demand Planning at Berry Plastics, and Director of Demand Planning & S&OP at Tempur Sealy International. In 2016, he received the Excellence in Business Forecasting & Planning award from the IBF. He is an IBF Advanced Certified Professional Forecaster (ACPF) with over 20 years of experience. Eric is a visionary in his field, a frequent speaker and panelist for many executive forums and professional conferences, and has written numerous articles in publications such as The Journal of Business Forecasting and APICS Magazine. He is also the author of the books Cultural Cycles and Predictive Analytics for Business Forecasting & Planning.

Jenn came to S&OP via a range of FMCG roles across both demand and supply. She has driven our S&OP team and processes at innocent since 2013, developing the S&OP partnering model and exploring what being a fast growing, responsible, entrepreneurial business means to our processes and the people who embody them. Jenn is our Global Business Delivery lead.

Paul Mackie is a supply chain planning veteran with over 13 years’ experience in demand planning, supply planning, and S&OP. Currently, Paul works as a Senior Business Consultant with John Galt clients in a variety of industries including consumer packaged goods, food & beverage, manufacturing, pharmaceutical, distribution, apparel, and more. Paul trains John Galt clients on the use of their industry-leading products, as well as best practices in statistical forecasting, demand planning, end-to-end supply planning, and more.