NIDA UG3DA044830             Friedmann (PI)                                       8/15/2017-7/31/2019

Drug Injection Surveillance and Care Enhancement for Rural Northern New England (DISCERNNE)

This two-stage, mixed-methods study will examine epidemiology, infectious consequences and service accessibility among young PWID in 15 rural counties in Maine, New Hampshire and Vermont, and then implement an integrated telemedicine approach to treat OUD and reduce HIV, other infectious complications and overdose.

Role: Co-Investigator (SubK-PI)

NIDCR R01 DE027985                           Garcia (PI)                                 08/15/18–07/31/23

Social networks and oral health-related risk behaviors in public housing communities

This project will use a systems science approach to better understand the factors affecting the oral health of public housing residents.

Role: Consultant


State of Vermont                                 Edwards (PI)                        06/01/2018 - 12/31/2019

Agency of Human Services’ Department of Health, Division of Alcohol and Drug Abuse Programs

Vermont Opioid Use Harm Reduction Evaluation                                                     

The primary goals for the evaluation are to use both qualitative and quantitative methods to assess knowledge and use of harm reduction strategies among high-risk opioid users in Vermont and to identify approaches for effectively communicating health messages to this population.

Role: Consultant


NIDA UG3 DA044798-01              Young and Cooper (PIs)            08/14/2017 - 08/01/2019

Kentucky Communities and Researchers Engaging to Halt the Opioid Epidemic (CARE2HOPE)

This project is employing community/academic partnerships to build effective, evidence-based, community-grounded public health responses to combat the intertwined epidemics of heroin and non-medical prescription opioid injecting, overdoses, and HCV, and imminent HIV outbreaks, in 12 of the hardest hit rural counties in the US. Located in Central Appalachian Kentucky, 10 of the 12 counties are in the top 5% for HIV/HCV vulnerability in the US.

Role: Co-Investigator (SubK-PI)


Boston University Digital Health Initiative (DHI) Research Award    Rudolph (PI)   6/15/2017–6/14/2019

Developing an Overdose Prevention Mobile Application.

Unintentional poisoning, primarily from drug overdose, is the leading cause of injury-related death among Americans and the Appalachian region has been disproportionately burdened by overdose fatalities. This project will develop a mobile application to (1) increase the number of people trained in overdose prevention, (2) improve emergency response times, and (3) increase substance abuse treatment uptake.

Role: Principal Investigator


R21AI131979                                          Rudolph (PI)                   02/15/2017 - 01/31/2019
Combining social network, spatial, and phylogenetic approaches to identify new HIV infections.

Current strategies to identify new HIV infections use social network, spatial, and phylogenetic approaches, but combining all three approaches is rare. This project is developing new analytic methods to combine these three types of data and analyses will inform the development novel multi-level and targeted strategies to identify previously undiagnosed HIV infections and deliver prevention interventions to those most at risk for acquiring HIV

Role: Principal Investigator 



R03DA039740                              Young (PI)                         09/01/2016-08/31/2019 (NCE)

Role of Social Media and Mobile Apps in Sexual and Drug Co-Usage Networks of MSM 

This project examines overlap in sex and drug use networks of men who have sex with men (MSM), overlays information about sex partnerships facilitated by social networking applications, and determines the association between app use and spatial and network-level patterns of HIV risk behavior in a mid-size city in the South.
Role: Consultant


R01DA033862                                          Havens (PI)                    05/01/2016–02/28/2021

Effect of Structural Interventions on HIV/HCV Risk among Rural PWUD
The goal of the study is to examine engagement in structural interventions and to determine their potential influence on risk reduction and health promotion activities among rural Appalachian people who use drugs.
Role: Co-Investigator (SubK-PI)


R01HD077891                                 Stockman (PI)                09/16/2013–06/30/2019 (NCE)

The Impact of Environmental and Physiological Factors on Sexual Assault and HIV

The goal of this project is to evaluate the impact of the built and social environment on forced sex and, in turn, elucidate how forced sex and physiological factors influence behavioral mechanisms that increase risk for HIV acquisition among at-risk, HIV-negative African-American women in Baltimore, Maryland.

Role: Co-Investigator (SubK-PI)



Completed Research Support


K01DA033879                                Rudolph (PI)                  09/01/2012–08/31/2018 (NCE)

HIV and Substance Abuse Epidemiology among IDUs: Structural and Network Risk Factors

The goal of this project is to better understand how network and spatial factors act independently and together to influence risk and health-seeking behaviors among HIV positive persons who use drugs in Baltimore, Maryland.
Role: Principal Investigator


K99DE025917                                        Heaton (PI)                      09/01/2016 - 08/31/2018

Complex Systems Science Approaches to Addressing Oral Health Disparities
The overarching aim of this research is to enhance the candidate's ability to address oral health disparities from a systems epidemiology perspective by developing expertise in complex systems approaches; specifically, social network analysis, agent-based modeling, and the conceptualization of network interventions.
Role: Mentor


NIH NCRR UL1TR000117 (PI: Kern)       Young (Pilot Grant PI)          08/26/2015–03/25/2017

Pilot Grant from University of Kentucky Center for Clinical and Translational Science

Sexual and Drug Co-Usage Partnerships among Men who have Sex with Men (MSM): A Pilot Study on the Influence of Mobile Apps and on the Spatial Distribution of Partner-seeking MSM

The goals of this pilot project were to 1) map the distribution of MSM using social networking applications, or “apps”, to form sexual relationships in Lexington, KY and 2) describe the role that apps play in facilitating higher risk sexual relationships (e.g., unprotected sex, injection drug use, sharing of injection equipment).

Role: Consultant


R43MH106361                        (MPI: Young and Hopkins)               09/09/2015 - 03/08/2017 

Semi-Automated Processing of Interconnected Dyads Using Entity Resolution (SPIDER)

The overarching aim of this SBIR project was to develop and verify a new software system that will assist researchers in more rigorously constructing social networks.

Role: Consultant


Pilot Grant Program (Young)
University of Kentucky College of Public Health                                  5/1/20154/30/2016
Improving methodology for risk network research among populations at high risk for bloodborne infection 
The overarching aim of this study was to establish a more valid and reliable methodology to study the social networks of populations at high risk for sexual and bloodborne infections.
Role: Consultant

NIDA R25DA031608 (Fisher)                                                             9/1/20143/31/2016
NIH/NIDA/Fordham University
Training Program in HIV and Substance Abuse Prevention Research Ethics
Ethical considerations for the collection of geographic data for HIV prevention research among illicit drug users.
The major goals of this project were to (1) describe the privacy and confidentiality concerns associated with different approaches used to collect geographic information from drug using populations in HIV-prevention and substance-use research and (2) assess how these concerns may influence the validity of participant responses.
Role: Pilot Grant PI


P30AI094189 Johns Hopkins Center for AIDS Research (Yang)        6/1/20145/31/2015

Ecological momentary assessment of alcohol use and sexual behaviors among men who have sex with men in Baltimore, MD

This project aimed to (1) assess the feasibility of using smartphones to collect EMA data of alcohol use and sexual behaviors among MSM in Baltimore, (2) describe real-time and daily social and physical environment of alcohol use and sex, and (3) determine modifiable risk factors of alcohol use that can predict risky sexual behaviors.

Role: Consultant


NIDA R01DA035098 (Pollini)                                                           1/01/2013 – 12/31/2015

OTC syringe sales to prevent HIV in underserved areas of inland California
California Senate Bill 41, which went into effect on January 1, 2012, was designed to expand sterile syringe access by allowing pharmacies to sell up to 30 syringes without a prescription. The goal of this project was to evaluate the implementation of SB41 in the inland counties of California's Central Valley.

Role: Co-Investigator


R01DA030253 (Lewis)                                                                        9/1/2010 – 7/31/2015
Post Exposure Prophylaxis among IDU Syringe Customers - Pharmacy Pilot Intervention 
The purpose of this research was to evaluate a structural pilot intervention which aims to expand pharmacy services to include provision of non-occupational HIV post exposure prophylaxis (nPEP) and risk reduction information to injection drug users (IDUs) who buy syringes at two pharmacies registered with the New York State Expanded Syringe Access Program (ESAP), a program allowing pharmacies to sell syringes without a prescription to help reduce the spread of HIV among IDUs.
Role: Consultant

R01DA024598 (Havens)                                                                      4/5/2008 – 1/31/2014
Rural Drug Using Social Networks and HIV
The goal of the study was to examine the prevalence, incidence and risk factors for HIV and other blood borne infections (BBIs) such as hepatitis B (HBV) and C (HCV) among rural Appalachian drug users using social network analysis and multilevel modeling.
Role: Consultant

CFAR P30A136214 (Wagner)                                                            1/1/201212/31/2012

Personal networks of FSW-IDUs and their male partners:  Broadening the context of HIV prevention.

The goal of this pilot development project, awarded to junior investigators as a sub-award by the Center for AIDS Research at UC San Diego, was to develop and test a mixed methods interview for collecting personal social network data among female sex workers and their primary male sexual partners.  This project developed the interview instrument and conducted interviews with a sample of 20 couples, which were used to refine the instrument and conduct preliminary analyses.

Role: Co-Investigator


NIDA T32DA023356 (Strathdee)                                                         7/1/20118/31/2012

Training Program in Substance Use, HIV and Related Infections

Institutional training program to support predoctoral and postdoctoral fellows conducting research in substance use, HIV, and other co-occurring conditions.

Role: Postdoctoral Fellow


NIDA R25DA025571 (Strathdee)                                                         4/1/20116/30/2011

Center for HIV/AIDS Minority Pipeline in Substance Abuse Research (CHAMPS)

A short-term, intensive internship program for under-represented scholars who are poised to become the next generation of prevention scientists with expertise in substance abuse, HIV and co-occurring conditions.

Role: Fellow


NIDA T32DA007292 (Latimer)                                                             6/30/20082/4/2011

Drug Dependence Epidemiology Training (DDET) Program

The Drug Dependence Epidemiology Training Program is designed to develop expert scientists in the field of the epidemiology and consequences of drug dependence.

Role: Predoctoral Fellow