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dr. ronald e. mcnair acknowledgements - University of St. Thomas

dr. ronald e. mcnair acknowledgements - University of St. Thomas

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UST McNair Scholars Program Research Journal<br />

information, and provided a link to the online survey.<br />

Posting the study in the daily online bulletin allowed the<br />

researcher to contact students not on campus during the<br />

summer session. Paper posters were placed near campus<br />

dining halls, student centers, and residence halls. Finally,<br />

the researcher created a facebook invitation to recruit<br />

volunteers for the anonymous online survey. Each <strong>of</strong> the<br />

recruitment methods informed students <strong>of</strong> a <strong>dr</strong>awing for<br />

two $25 gift cards to the campus bookstore upon<br />

completion <strong>of</strong> the survey.<br />

MATERIALS AND PROCEDURE<br />

The study methods were adapted from procedures used<br />

by Nolan and colleagues (2008) in their experiment (<strong>St</strong>udy<br />

2) examining California residents’ motivations to conserve<br />

energy. Qualtrics Survey S<strong>of</strong>tware hosted the online survey.<br />

Participants logged on and were presented with a consent<br />

form that included the purpose <strong>of</strong> the study, contact<br />

information <strong>of</strong> the researcher, and the option to with<strong>dr</strong>aw<br />

from the study at any point. After indicating their consent<br />

to participate, students were randomly assigned to an<br />

experimental condition in which they were presented with<br />

a scenario and then asked to answer a set <strong>of</strong> questions. The<br />

study used a 2x5 factorial design. The first independent<br />

variable, with two levels, was the presence or absence <strong>of</strong> an<br />

image accompanying the text scenario. The second<br />

independent variable was the type <strong>of</strong> message. There were<br />

five message conditions, each presenting a different reason<br />

for reducing wasted food: descriptive norm, self interest<br />

(economic), environment, social responsibility, or<br />

informational control. All message conditions except the<br />

information only conditions contained motivational<br />

information as to why the student should reduce the<br />

amount <strong>of</strong> food they waste. In addition to varying the<br />

message, half <strong>of</strong> the participants were shown a picture <strong>of</strong><br />

food waste in a cafeteria setting, while the other half<br />

received no picture along with the message (see Figure 1).<br />

Each participant was then asked “How much did the<br />

information provided motivate you to reduce the amount<br />

<strong>of</strong> food you waste?” They then responded to a series <strong>of</strong><br />

statements to assess their perceived psychological distance<br />

to the issue <strong>of</strong> food waste. The set <strong>of</strong> 19 statements<br />

described their personal reactions to the idea <strong>of</strong> food wasted<br />

on campus and students indicated their level <strong>of</strong> agreement<br />

with each one. As part <strong>of</strong> the personal reactions measure,<br />

52<br />

participants then were asked to write-in three words that<br />

came to mind when they thought <strong>of</strong> food waste. Finally,<br />

the survey concluded with a demographic section to give a<br />

general picture <strong>of</strong> who took the survey. When participants<br />

reached the end <strong>of</strong> the survey, they read a message thanking<br />

them for their participation and were shown a debriefing<br />

page.<br />

RESULTS<br />

These preliminary results are based on 239 responses.<br />

Participants were asked “How much did the information<br />

in this message motivate you to reduce food waste on<br />

campus?” with responses ranging from 1 (not at all) to 4<br />

(extremely). Participants rated the environmental message<br />

(M = 2.35, SD = .80) as the most motivational for<br />

conditions with no picture present, followed by the<br />

financial self interest message (M = 2.29, SD = .64) and<br />

the social responsibility message (M = 2.25, SD = .55).<br />

The descriptive social norm message (M = 2.05, SD = .80),<br />

and the informational control message (M = 1.95, SD =<br />

.70) were rated as the least motivational by participants for<br />

conditions with no picture present.<br />

Participants rated the financial message (M = 2.62, SD<br />

= .88) as the most motivational for conditions with a<br />

picture present, followed by the social responsibility<br />

message (M = 2.56, SD = .77) and the environmental<br />

message (M = 2.25, SD = .99). Once again, the descriptive<br />

social norm message (M = 2.16, SD = .69) and the<br />

informational control message (M = 1.96, SD = .82) were<br />

rated as the least motivational by participants for<br />

conditions with a picture present.<br />

Overall, participants rated the financial messages (M =<br />

2.47, SD = .79) as being the most motivational, followed<br />

by the social responsibility messages (M = 2.42, SD = .69)<br />

and the environmental messages (M = 2.31, SD = .88).<br />

Participants rated the descriptive social norm messages (M<br />

= 2.12, SD = .73) and the informational only messages (M<br />

= 1.95, SD = .76) as being the least motivational overall<br />

(refer to Table 1).<br />

Pairwise comparisons showed that the scores for the<br />

information control conditions were significantly lower<br />

than those in the financial self interest conditions (t = -<br />

.503, p = .003), the environmental conditions (t = -.350,

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