• Mandy Bratton - Executive Director

    Mandy Bratton - Executive Director

    Dr. Mandy Bratton is the Executive Director of Global TIES - Teams in Engineering Service and a Lecturer in the Jacobs School of Engineering at the University of California, San Diego. She earned a Ph.D. in Counseling Psychology from the University of Texas at Austin in 1996. Prior to joining the Jacobs School, Dr. Bratton served as a senior faculty member in Psychology and Human Development and Interim Associate Dean at Prescott College for the Liberal Arts, the Environment, and Social Justice.

    Since 1986, Dr. Bratton has enjoyed an affiliation with the Semester at Sea Global Studies program that has included three academic voyages around the world, visiting more than twenty countries. She is a founding member and affiliate of UC San Diego's Center for Research on Gender in the Professions and Center for Global Justice.

    Her scholarly interests include international education and development, the impact of global and community engagement on students and the organizations and communities with which they work, and gender and diversity issues in academic and professional settings. Dr. Bratton is the Principal Investigator on SISTERS: Sustaining Interest in Science, Technology, Engineering, and Research in Society, a three-year, NSF-funded intervention project that aims to ignite and sustain the STEM-related interests of 5th and 6th grade girls from under-served communities.

  • Barb Donovan - Program Specialist

    Barb Donovan - Program Specialist

    Barb has been with the Global TIES program for seven years now. She handles the operational side of the house including all reimbursements and team purchases. She also works with the Registrar in building the schedule and preauthorizing students for class.

    Barb has worked with UC San Diego for eight years and her other roles within Engineering Student Services have been as a Student Recruitment Officer and a COSMOS Teacher Fellow. She enjoys cycling, body boarding and yoga and owns a small ice cream business across from campus named Lil' Dipper.

  • Ryan Mancinelli - Lecturer

    Ryan Mancinelli - Lecturer

    Ryan has served as an HR Leader at IBM for a number of years and in his current roles, leads Global Talent Acquisition for IBM's Mergers & Acquisitions. In addition to his full-time role at IBM, Ryan is a lecturer in UCSD's Global TIES (Teams in Engineering Service) program which partners interdisciplinary teams of UC San Diego students with nonprofits and NGOs to co-create solutions to socially urgent problems in San Diego and the developing world. Ryan is a graduate of IBM's Human Resources Leadership Development Program (HRLDP), a multi-year global rotational program dedicated to accelerating the skill development and leadership capability of select individuals. Ryan is also an alumnus of IBM's Corporate Service Corps (deployed to Jujuy, Argentina in May-June 2017) which selects top management prospects and then trains and dispatches these leaders to emerging markets around the world. Participants spend four weeks in country; helping solve economic and social problems of their selected communities, working with local governments, universities, and business groups on a variety of initiatives.  Ryan is currently earning his Ed.D. in Organizational Change & Leadership from the University of Southern California (expected 2021 graduation) and holds an M.A. in Social-Organizational Psychology from Columbia University in the City of New York and a B.A. in Psychology, Marketing, & English from the University of Miami. Ryan is passionate about giving back to the community and improving outcomes at a local level. He is deeply interested in human resource management, sustainable development, organizational and team dynamics, leadership and talent management.

Student Advisors

  • Lin Hein - Fellow in Humanitarian Engineering


    Lin is a fifth-year electrical engineering student with special interest in alternative energy and power engineering. He joined One Village Philippines team Fall of 2015, served as the Undergraduate Advisor from Fall 2016- Spring 2017, and is now working as the Fellow in Humanitarian Engineering. He enjoys traveling, eating, binging on Netflix shows, and learning new things. He also likes cooking, listening to Bossa Nova, and playing basketball in his free time. He prefers room temperature water to ice water even on hot days and dislikes super sweet food and drinks. Lin's favorite quote is by Gandhi: "The best way to find yourself is to lose yourself in the service of others."

  • John Davis - Instructional Assistant


    John is an Instructional Assistant for the Global Ties program and Baja Solar project. He is a master’s student in the mechanical engineering department. John earned his B.S in mechanical engineering from the University of Washington. John’s interest in sustainable community development began while studying abroad in Southeast Asia as an undergraduate. Prior to Global Ties, John worked on vaccine cold chain technology at the global health organization PATH.
    In his spare time, John enjoys playing and listening to music, exploring the outdoors, and traveling. 
  • Ava Aslanpour


    Ava is a fourth-year bioengineering student. She is passionate about equity in healthcare. She joined Global TIES in her second year and was introduced to sustainable development and human-centered design for the first time. Global TIES helped Ava realize her passion for using the design process and engineering to make an impact. After graduating, she plans to continue working to develop new healthcare solutions. In her free time, you can find Ava watching the sunset, baking, or painting.

  • Daniel (Dan) Witteman


    Dan is a 5th year physics student with a minor in entrepreneurship and innovation.  He joined the One Village Philippines team in the spring of his junior year and has been in the lab soldering ever since. The Global TIES program has given him invaluable experience in real world problem solving.  By being a member of these teams, Dan learned that empathy and understanding are as important as technology when addressing a community's needs.  When he has time for leisure, he enjoy tending to my garden, repairing motorcycles, and cooking ramen.

  • Eric Richards


    Eric is a fourth year student studying Cognitive Science, specializing in Human-Computer Interaction and Design for Social Innovation, an individual major that focuses on using human-centered design to create social impact. He joined Global TIES in Fall 2017 through ENG 100D and went on to join the One Village Philippines team the following Winter and Spring quarters, serving as the Social Innovation subteam lead where he helped the team win the 2018 Berkeley Big Ideas contest in the Energy and Resources category. Eric is also the President of Design for America (DFA) at UCSD and works as a Career Peer Educator at the Career Center. Eric ultimately hopes to use design thinking and social innovation to create  positive, sustainable impact both locally and abroad. Aside from school, he enjoys traveling, coffee, and astrophotography; he also spent four summers performing nationwide with a competitive drum and bugle corps. 

  • Ishan Timalsina


    Ishan is a fourth-year Mathematics-Computer Science major. He joined the Global TIES program his first quarter at UCSD and hasn’t looked back since. After taking ENG 100D, Ishan enjoyed an extraordinary three quarters with the Fiji Kindergarten Project, initially as Social Innovation subteam lead then as team lead. As an Undergraduate Project Advisor, Ishan has been fortunate to gain exposure to multidisciplinary projects and constantly learn new approaches to tackle complex issues affecting people around the world. When he’s not advising projects, Ishan can be found hiking the great outdoors, trying new food, or catching up on fantasy or science fiction.

  • Jenny Nguyen


    Jenny is a fourth-year student with a major in chemical engineering and minor in design at Thurgood Marshall College, UC San Diego. She first heard of Global TIES fall 2017 and joined the Baja Solar Water Heater project the following quarter. Because of Global TIES, she developed her passion for applying human-centered design and engineering to create sustainable social impact. In the future, she plans to become an educator to inspire students to use their knowledge for social good. You can be sure to find Jenny in a good mood when she's eating soft serve ice-cream, exploring new places in San Diego, and spending quality time with family and friends.

  • Mayuki Sasagawa


    Mayuki Adam Sasagawa is a 4th year Environmental Engineer with a minor in human centered design. In the future, he hopes to make a great technological breakthrough concerning environmental sustainability. In his free time, he enjoys surfing and watching the sunset.

  • Reem Sheikh