Online, participation means someone showing up to collect what they were promised. Brian Massey, the Conversion Scientist, weighs in this week on getting people to take action that moves your organization forward. Brian shares the incredible power that is available by watching what people actually do online. We talk about the role of design—and your designer—when it comes to guiding action. Online marketing, Brian says, is reducing the cost of knowing the truth about what people want. It may be science, but the results are truly magical.