• Want to Help?
    If you are an animal lover, environmentalist or would just like to get involved, there are many ways you can do so. Send us a dontation, medical supplies or become a ViDAS volunteer.
  • Committed to the Community
    We work together with the local community to make a difference that affects not only the animals, but the people.
  • Dedicated to Animal Welfare
    ViDAS is a non-profit organization made up of veterinarians, veterinary technicians, veterinary students and other animal lovers dedicated to improving the lives of animals.

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Veterinarios Internacionales Dedicados a Animales Sanos
International Veterinarians Dedicated to Animal Health

ViDAS is a non-profit organization that assembles teams of veterinarians, veterinary technicians, veterinary students, and animal–loving volunteers to travel internationally and provide free spay and neuter services for dogs and cats. Our mission is to provide these services in areas of need as a means of combating pet overpopulation. We strive to work together with the local community to provide education to people and aid to local veterinary groups to spark positive and sustainable change.

Our Current Mission
The Spayathon for Puerto Rico

The Spayathon for Puerto Rico is a coalition of 26 organizations that have been brought together by the Humane Society of the United States to champion an island-wide spay and neuter campaign in Puerto Rico. As a collective group, we are aiming to safely spay and neuter over 30,000 dogs and cats through four free, high-quality,high-volume spay and neuter clinics held between June 2018 and May 2019.

Round 1 – June 3-9, 2018 (5,294 animals safely spayed/neutered and vaccinated)

Round 2 – November 3-9, 2018 (7,722 animals safely spayed/neutered and vaccinated)

Round 3 – February 3-9, 2019 (8,428 animals safely spayed/neutered and vaccinated)

Round 4 – May 3-9, 2019 (8,644 animals safely spayed/neutered and vaccinated)

Round 5 – November 2-7, 2019 (7,194 animals safely spayed/neutered and vaccinated)

Find out more about The Spayathon for Puerto Rico here!


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Meet Our Board of Directors

Learn Who We Are

  • Ruth Parkin
    President & Chair

    Veterinarian – Self-Employed
    Vancouver, Washington
    Board Member Since 2002

    Ruth grew up on a small family farm in Washington State. She graduated from Colorado State University College of Veterinary Medicine in 2005, and fell in love with Colorado. After working as a small animal veterinarian in Denver for several years, she recently moved back to Washington State to be closer to her family.

  • Laura Littlebear
    Vice President

    Operations Director
    Locust Grove, Oklahoma
    Board Member Since 2017

    Laura Littlebear was born and raised in Oklahoma. She attended her first ViDAS clinic in 2009 and has been addicted ever since.  Laura has worked in the veterinary industry for 20 years. During this time she has worked as Director of Operations as well as other facets of vet med. Laura has a passion for animal welfare and improving the lives of pets and people that surround them. She is passionate about spay and neuter advocacy, education and sustainment. 

    Laura has two human children (Bear and Morgan) who have also served as volunteers for ViDAS. Her non-human kids are Luna and Gus-Gus. She enjoys time outdoors and travelling. 

  • Kristine Ewing

    Hospital Manager, Stay-at-Home Mother
    Lone Tree, Colorado
    Board Member Since 2015

    Kristine was born and raised in the Chicago suburbs. Her love of the mountains brought her to Boulder to study at the University of Colorado. Afterwards, she worked as the Hospital Manager and Area Manager at a small animal clinic in Littleton, with Dr. Ruth Parkin. She lives in Lone Tree, Colorado with her husband, son and Staffordshire Terrier.

  • Katie Redd

    DVM Candidate 2021 – Colorado State University
    Fort Collins, Colorado
    Board Member Since 2017

    Katie Redd is a Colorado native who has always had a love for animals and a passion for science and medicine. After earning her BS in Biological Sciences from Colorado State University, she worked as a veterinary technician for a local cat rescue's spay and neuter clinic. This is where she discovered her passion for helping care for homeless pets and helping every animal receive the veterinary care they need. After hearing about the amazing work ViDAS does, she went on her first trip in the summer of 2017 and became very passionate about the incredible work done at ViDAS clinics.

  • Travis Linney
    DVM, MBA, MS
    Medical Director

    Veterinarian – Austin Veterinary Emergency and Specialty Center
    Austin, Texas
    Board Member Since 2011

    Dr. Travis Linney grew up Just outside of Denver, Colorado at the base of the beautiful Rocky Mountains. At the age of 6, after realizing his natural draw to animals, the outdoors, and all things science, he decided that being a veterinarian was his only path forward, and so it came to be. He started his college career at Colorado State University and completed his BS in Biology in 2009.

  • Catriona Macphail
    Medical Advisor

    Veterinarian – Colorado State University
    Fort Collins, Colorado
    Board Member Since 2018

    Dr. Cat MacPhail was born and raised in El Paso, Texas. She received her undergraduate degree from Rice University and her veterinary degree from Texas A&M University. Cat completed her rotating internship, surgical residency, soft tissue/surgical oncology fellowship, and PhD all at Colorado State University (CSU). She has been on faculty at CSU as a veterinary surgeon since 2004 and became the CSU Small Animal Chief Medical Officer in 2014.

  • Erica Periman
    Medical Advisor

    Veterinarian - Green Bay Animal Hospital
    Evanston, Illinois
    Board Member Since 2018

    Erica Periman lives in Evanston, IL and practices small animal medicine and surgery at Green Bay Animal Hospital in Wilmette, IL. She has been involved with ViDAS since 2004, participating in 1-2 spay/neuter campaigns annually. She was in the Peace Corps in Ecuador where she was involved in starting a spay/ neuter clinic on the Galápagos Islands, and has practiced in Colorado, Wyoming and Illinois. Being a part of ViDAS has been extremely rewarding work for her and she has been lucky to have an extremely supportive husband and kids over the many years of volunteering!

  • Jiancarlo Ulloa
    Advisor to the Board

    Ecologist and Wetland Scientist
    Olympia, Washington
    Board Member since 2018

    Jiancarlo Ulloa grew up in Costa Rica, but enjoys a dual citizenship (Costa Rican - American). He received his Bachelor’s degree from the Universidad Latina de Costa Rica in Ecology and Sustainable Development, a Master’s degree in Ecology and Biomonitoring from the Universidade Federal da Bahia, Brazil, as well as a Professional Certification in Wetland Science and Management from the University of Washington. Jiancarlo passion has always been the animals and has spent many years working with wildlife and animal welfare. Jiancarlo joined ViDAS in 2011 and since then he has been contributing to the organization as a veterinarian technician, an educator, and in the area of public relations. 

  • Veronica Rolan Moll
    Student Representative

    DVM Candidate 2021, Colorado State University  
    Fort Collins, Colorado  
    Board Member Since 2018

    Verónica was born and raised in San Juan, Puerto Rico. She received a BA from Boston College and a JD from the University of Puerto Rico School of Law. Being an advocate for animal welfare and wellness, she decided to combine her legal training with a veterinary medicine degree and is currently earning her DVM at Colorado State University. While on break in Puerto Rico, she heard about the Spayathon pilot clinic and jumped on board as a ViDAS volunteer. She has been a ViDAS team member ever since and has participated in three rounds of Spayathons to date.

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Read What Our Clients Say

    I went today and I loved everything very organized the treatment to the animals super excellent indeed that this was the best. thank you very much �����

    Rivera Z.

    Thank you so much for the work your doing here in Puerto Rico. You are making a huge difference in the population that will never be on the streets, abandoned or abused with this. Thanks to all the vets, the volunteers and every person that helped make this happen. You guys are awesome!!!

    Angel V. O.

    No words could be enough to let you all know how grateful our island is for all your help and efforts. Please be free to call this little island your home and come back someday to enjoy our hospitality and love.

    Muriel R.


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