The ROI Puzzle explores the hardest question in B2B marketing — how to prove what’s really working. Each episode, host Nicole Stirling from Stirling Marketing sits down with marketing and sales leaders from some of the most innovative B2B tech companies to unpack how they’re turning spend into pipeline — and pipeline into proof. From attribution challenges and sales alignment to AI-driven insights and demand generation, The ROI Puzzle gets to the real stories behind the numbers. Expect sharp insights, honest conversations, and practical ideas to help you turn marketing from mystery into measur