Do your marketing ads and digital performance actually have an impact on your sales, or would the consumer buy anyway? That’s exactly what Lewis Rothkopf, President of Martin, uncovers in today’s episode in relation to measuring your marketing efforts to maximize your time, money and energy. This week, episode 130 of The Digital Agency Growth Podcast is about DSP: Demand Side Platform! Watch our new recorded video training: Relationship-Driven New Business At-ScaleIn this episode of The Digital Agency Growth Podcast, Dan Englander and Lewis Rothkopf share the importance of testing assumptions and actionable steps you can take right now to rethink the way we measure things through technology. Having led global businesses and revenue lines at the world's foremost marketing, ad tech and media companies, Lewis joins Martin as its president with more than 20 years experience in digital media. Prior to joining Martin, he was responsible for managing a leading demand-side platform's global inventory supply chain, as well as that company's mobile, video and advanced TV, streaming audio, digital out of home (DOOH), social and emerging channels businesses.In this episode, Dan and Lewis Rothkopf discuss the following:The power of incrementality measurement and why measuring ads is best done in the same way that pharmaceuticals measure the effectiveness of drugs.The three cornerstones: advertisers, publishers, and consumers, and third-party cookies, and why these are creating a world where consumers are in charge of their shared data.Does the algorithm truly run things, and if so, is it also simultaneously ruining digital marketing as we know it? Lewis provides his two cents on the algorithms of today.How to take charge and understand your marketing strategies and measure them for effectiveness.Lewis Rothkopf provides a refreshingly optimistic take on the otherwise scary possibilities of technology and digital marketing today that will leave you feeling ready to start measuring your marketing output with more sincerity. Thank you for listening! If you enjoyed this episode, please take a moment to follow, rate and review the podcast and tell me your key takeaways!CONNECT with Lewis Rothkopf:LinkedInTwitterWebsiteCONNECT WITH DAN ENGLANDER:LinkedInSales Schema Watch our latest video training, How to Take Charge of Your Agency’s Future Revenue. During this training, you’ll learn how we get qualified appointments every week using tasteful and highly targeted email outreach.