Darwin A. Guevarra

Darwin A. Guevarra

@darwinguevarra.bsky.social

Assistant Professor at Miami University. Director of the Affective Science and Psychophysiology Lab. Michigan Football fan! More about the ASP Lab: https://www.darwinguevarra.com/

798 Followers 326 Following 25 Posts Joined Sep 2023
1 week ago
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Development and Validation of the Online and In-Person Dating App Facilitated Sexual Aggression Perpetration Scales for Men Who Have Sex with Men(O-DAFSA-P-MSM and IP-DAFSA-P-MSM) Dating app facilitated sexual aggression (DAFSA) includes sexually aggressive behaviors that occur during online dating app communication or in-person during an initial meetup with someone from a d...

Our new measures of dating app aggression among MSM are here!! 🚨Now published in JSR with co-authors @jackiewoerner.bsky.social @ericschrimshaw.bsky.social and @ahlewis.bsky.social !!

urldefense.com/v3/__https:/...

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1 month ago
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Junior Specialist- Munakata Lab University of California, Davis is hiring. Apply now!

We're hiring! The Cognition in Context Lab at UC-Davis is recruiting a full-time junior specialist lab coordinator to start in early summer 2026.

Go here for more information about the position and how to apply: recruit.ucdavis.edu/JPF07476

Please share and consider applying!

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1 month ago

"Filipino role models in psychology were essentially nonexistent for me. On top of that, the articles assigned in my seminars never included Filipino participants. ”

Read about how Dr. Vinluan's experiences inspired this research: communities.springernature.com/posts/the-mi...

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2 months ago

Highly recommend! What a wonderful experience.

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3 months ago
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Excited to share that I'm accepting applications for a PhD student to join my lab in Fall 2026!

More info on how to apply can be found here: graduate.catalog.tcu.edu/colleges/eng...

@bsamjournal.bsky.social @pnirs.bsky.social #HealthPsychology #PNI #Psychoneuroimmunology #DevelopmentalPsychology

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5 months ago
Advancing Youth Mental Health - Prospective Graduate Students Dr. Seah will be reviewing applications from prospective graduate students for the Clinical Psychology PhD Program (Fall 2026 admission)!

Thrilled to share that I am planning to admit a grad student and will be reviewing applications to the clinical psychology PhD program at Miami University! Excited to mentor and learn from future mentees! For information about my lab and application FAQ, check out: www.seahpepl.com/joincontact-...

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4 months ago
Affective Science and Psychophysiology Lab The Affective Science and Psychophysiology Lab at Miami University aims to understand affective processes, ways to regulate them, and their impact on psychological and physical health.

I will be reviewing graduate student applications in the Social Psychology Area at Miami University for the 2025–2026 application cycle (Ph.D. start date: Fall 2026).

Learn more about the Affective Science & Psychophysiology Lab and how to apply on the “Join Us” tab at www.darwinguevarra.com

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6 months ago

Check out this piece we wrote in @sciam.bsky.social on the Big Joy Project.

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7 months ago
Cornell University, Department of Communication Job #AJO30219, WDR-00053939 Assistant Professor in Science, Environment, and Risk Communication, Department of Communication, Cornell University, Ithaca, New York, US

We're hiring!

academicjobsonline.org/ajo/jobs/30219

The Cornell Department of Communication is hiring an Assistant Professor in Science, Environment, and Risk Communication!

Applications received by September 15, 2025, will be given full consideration.

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8 months ago
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Dynamic expectancies: The independent role of within-person change in outcome expectancy in predicting overall treatment outcomes in psychotherapy for depression Dynamic changes in patients’ outcome expectancy have been increasingly recognized as important for psychotherapy success. However, whether expectancy change predicts treatment outcomes independentl...

In psychotherapy, treatment expectations matter. But even more powerful? ➡️ How they change over time. Our new paper shows that updating expectations during psychotherapy for MDD predicts depression outcomes. 🔗 www.tandfonline.com/eprint/WRBWU...
#depression #psychotherapy #beliefupdating

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8 months ago
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Motivation and Emotion is seeking a new Editor-in-Chief! 4-year term starting Jan 2025. Looking for someone with vision, experience in motivation/emotion research, and editorial chops. Deadline: Aug 1. Ready to shape the field? Details: morgan.ryan@springer.com

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8 months ago
Call for Manuscript Proposals: Special Issue on Intergroup Allyship Current Directions in Psychological ScienceEditor: Dr. Sylvia PerryIntergroup allyship–referring to actions taken to support, advocate for, or stand in solidarity with members of marginalized groups b...

I'm an Associate Editor at Current Directions in Psychological Science and I have a new Special Issue call on Intergroup Allyship. Proposal submissions are due by July 18. Please share widely!
www.psychologicalscience.org/publications...

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8 months ago

Do you happen to have a link to the study?!

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9 months ago
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10 Early Career Researchers Join APS’s 2025 Cohort of Editorial Fellows APS welcomes 10 researchers from across the globe to the second cohort of APS Editorial Fellows.

APS welcomes 10 researchers from across the globe to the second cohort of APS Editorial Fellows.

@pankhuri.bsky.social, @darwinguevarra.bsky.social,
@droswaldomoreno.bsky.social, @lei-zhang.bsky.social, @karolinehuth.bsky.social

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9 months ago
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Scaling a Brief Digital Well-Being Intervention (the Big Joy Project) and Sociodemographic Moderators: Single-Group Pre-Post Study Background: Emotional well-being interventions lead to better mental and physical health. However, most of these interventions have been tested on relatively homogeneous samples, with few intervention...

Read the full paper here:
jmir.org/2025/1/e72053/

Thanks to our incredible team, missionjoy.org, and the 17,000+ participants worldwide. We’re excited about the potential of brief interventions to support well-being and health at scale.

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9 months ago

Key takeaways:
– A 7-day digital program can reliably boost well-being
– Greater benefit with higher completion
– Stronger effects for disadvantaged and lower well-being groups
– Free, brief, and scalable for global use

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9 months ago

Socially disadvantaged groups benefited more, including:
– people with lower education
– greater financial strain
– lower perceived social status
– identifying as Black or Hispanic
These groups began with lower well-being and showed greater improvement.

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9 months ago

From pre to post, participants reported:
-increased emotional well-being and positive emotions
-increased happiness agency
-reduced stress
-increased self-reported health and sleep quality
Effects were consistent and tended to be stronger for those who completed more days.

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9 months ago

The Big Joy Project asked participants to complete 1 micro-activity per day (e.g., express gratitude, watch an awe video).

Each took ~5-10 mins. Participants completed daily surveys and a final reflection. Over 100 countries were represented in the sample.

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9 months ago
Preview
Scaling a Brief Digital Well-Being Intervention (the Big Joy Project) and Sociodemographic Moderators: Single-Group Pre-Post Study Background: Emotional well-being interventions lead to better mental and physical health. However, most of these interventions have been tested on relatively homogeneous samples, with few intervention...

New paper out in @jmirpub.bsky.social

Scaling a brief digital well-being intervention (the Big Joy Project) and sociodemographic moderators.

We explored how a 7-day digital intervention impacted well-being across 17,000+ participants worldwide.

www.jmir.org/2025/1/e72053

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9 months ago
EPISODE 12
An Integrative Approach to Population Health:
 Social connections and emotional well-being in aging 
with Dr. Andrew Steptoe

🧩 Tune in now for the last episode of Season 1 of the Stress Puzzle with Dr. Andrew Steptoe!

Dr. Steptoe reflected on social relationships as we age, positive well-being & health + the next steps needed in intervention science. #scicomm #devpsych #psychscisky

Listen now: tinyurl.com/andrewsteptoe

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9 months ago
Register | 5th International Single Session Therapies Symposium (SST5) The SST5 registration portal is open! Please click here to register. If you are accepted to present, registration & payment is required to confi...

The 5th International Single Session Therapies Symposium is in ONE MONTH! Our lab is excited to host ~200 attendees from 17 countries. Register here! sites.northwestern.edu/sst5/register/

Bonus: I'll be 9 months pregnant during SST5. Will there be 201 attendees by the end?? Register to find out 😅

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9 months ago

Wonderfully clever study. Looking forward to reading in detail.

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10 months ago
EPISODE 11
30 Years of Daily Stress Research: 
Insights into everyday stress and emotion processes and how they shift as we age with Dr. David Almeida

🧩 My conversation with Dr. Dave Almeida is out now!

We chatted about the ~10% of people who report no daily stressors, the importance of measuring positive emotions, how everyday stress & emotion processes shift as we age, & more! #scicomm #devpsych #psychscisky

Listen now: tinyurl.com/dailystress

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10 months ago
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Stress Science Paper Award | UCSF SMN

💫🏆 What was the best stress science paper of 2024?! 💫🏆

The NIA/UCSF Stress Measurement Network invites you to nominate your own or a colleague's/mentee's paper for the Stress Science Paper Award (nominations accepted through May 1).

More information here: www.stressmeasurement.org/stress-scien...

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10 months ago
Study Coordinator: Full-time Paid Postbaccalaureate Research Assistant | ShackmanLab

We're hiring! The Shackman Lab is hiring a full-time postbac RA for the 2025-26 academic year. This is fabulous opportunity to learn, work, and play with us in the DMV before heading off to graduate school. shackmanlab.org/studycoordin...

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11 months ago

guevarda@miamioh.edu

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11 months ago

Speaking of the "cost of caring", Dr. Lewis reflected on the importance of Dr. Giscombé's research on an earlier episode of the Stress Puzzle.

Here's a snippet of this conversation around how Dr. Lewis expanded on these ideas from impacts on mental health to also examine cardiovascular risk:

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11 months ago

Check out this piece on our paper. www.sciencedirect.com/science/arti...

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11 months ago

Please add me.

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