The Impact of Source and Message Relevance on Audience Responses to Health Podcasts

Communicating nonviolence messages: Effects of racial cues and message format on Black parents’ message credibility perceptions and behavioral change.

“…For example, a message delivered by a credible source is more likely to increase message elaboration and favorable thoughts of the message's position than the same message delivered by a noncredible source (Flanagin et al, 2020). Several studies have shown that people are more likely to rate a message as convincing when they perceive that the message source is credible (e.g., De Meulenaer et al, 2018;Kirkpatrick & Lee, 2021). Thus, we predict the following:…”

The wavelengths study: A randomized controlled trial assessing the effectiveness of a codesigned podcast on mental illness stigma.

“…To transport listeners, perhaps the podcast needed different storytelling elements, such as a higher degree of emotional expression across guest stories and narration, a more creative format such as use of soundscapes, or more engaging "scenes" built into the storyboard (McHugh, 2022). Regardless, most participants reported a positive response to On the Same Wavelength, finding the podcast to be accurate, trustworthy, and having a clear message, factors which may lead to persuasion (Kirkpatrick & Lee, 2021;Petty & Briñol, 2011). Indeed, the podcast included many features that are often associated with attitude change, including having a clear argument and recommending courses of action that are easy to adopt and effective (O'Keefe, 2018).…”

“…Regardless, most participants reported a positive response to On the Same Wavelength , finding the podcast to be accurate, trustworthy, and having a clear message, factors which may lead to persuasion (Kirkpatrick & Lee, 2021; Petty & Briñol, 2011). Indeed, the podcast included many features that are often associated with attitude change, including having a clear argument and recommending courses of action that are easy to adopt and effective (O’Keefe, 2018).…”

“…Indeed, podcasts are known to be useful in educational settings, facilitating knowledge acquisition and retention, while maintaining listeners’ attention (Cho et al, 2017). In On the Same Wavelength , messaging draws from expertise of people with lived experience and professionals working in the field of stigma reduction and ideally will be perceived by listeners as logical, trustworthy, and credible (Kirkpatrick & Lee, 2021). The podcast may also increase knowledge around mental health issues through sharing of firsthand experiences in an accessible format (Caoilte et al, 2023).…”