In many health domains, we are concerned that observed links - for example, between "healthy" behaviors and good outcomes - are driven by selection into behavior. This paper considers the additional factor that these selection patterns may vary over time. When a particular health behavior...

This dissertation explores the relationship between sustainable food consumerism and mental models. A special focus is placed on the concepts of spirituality and mindfulness as they inform and alter the mental processing of stimuli. The guiding study questions are: (1) Which mental models and...

We test the main predictions of the rational addiction model, reconceptualized as rational habit formation, in the context of handwashing. To track habit formation, we design soap dispensers with timed sensors. We test for rational habit formation by informing some households about a future...