John Ayers

TitleAssociate Adjunct Professor
InstitutionUniversity of California San Diego
Address9500 Gilman Drive #0711
La Jolla CA 92093
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    1. Caputi TL, Smith LR, Strathdee SA, Ayers J. Substance Use Among Lesbian, Gay, Bisexual, and Questioning Adolescents in the United States, 2015. Am J Public Health. 2018 Aug; 108(8):1031-1034. PMID: 29995487.
      View in: PubMed
    2. Caputi TL, Leas EC, Dredze M, Ayers J. Online Sales of Marijuana: An Unrecognized Public Health Dilemma. Am J Prev Med. 2018 May; 54(5):719-721. PMID: 29576446.
      View in: PubMed
    3. Caputi TL, Smith D, Ayers J. Suicide Risk Behaviors Among Sexual Minority Adolescents in the United States, 2015. JAMA. 2017 12 19; 318(23):2349-2351. PMID: 29260214.
      View in: PubMed
    4. Noar SM, Leas E, Althouse BM, Dredze M, Kelley D, Ayers J. Can a selfie promote public engagement with skin cancer? Prev Med. 2018 Jun; 111:280-283. PMID: 29109014.
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    5. Caputi TL, Leas E, Dredze M, Cohen JE, Ayers J. They're heating up: Internet search query trends reveal significant public interest in heat-not-burn tobacco products. PLoS One. 2017; 12(10):e0185735. PMID: 29020019.
      View in: PubMed
    6. Ayers J, Althouse BM, Leas EC, Dredze M, Allem JP. Internet Searches for Suicide Following the Release of 13 Reasons Why. JAMA Intern Med. 2017 Oct 01; 177(10):1527-1529. PMID: 28759671.
      View in: PubMed
    7. Allem JP, Leas EC, Caputi TL, Dredze M, Althouse BM, Noar SM, Ayers J. The Charlie Sheen Effect on Rapid In-home Human Immunodeficiency Virus Test Sales. Prev Sci. 2017 Jul; 18(5):541-544. PMID: 28516308.
      View in: PubMed
    8. Ayers J, Leas EC, Allem JP, Benton A, Dredze M, Althouse BM, Cruz TB, Unger JB. Why do people use electronic nicotine delivery systems (electronic cigarettes)? A content analysis of Twitter, 2012-2015. PLoS One. 2017; 12(3):e0170702. PMID: 28248987.
      View in: PubMed
    9. Ayers J, Leas EC, Dredze M, Allem JP, Grabowski JG, Hill L. Pokémon GO-A New Distraction for Drivers and Pedestrians. JAMA Intern Med. 2016 Dec 01; 176(12):1865-1866. PMID: 27635638.
      View in: PubMed
    10. Leas EC, Ayers J, Strong DR, Pierce JP. Which cigarettes do Americans think are safer? A population-based analysis with wave 1 of the PATH study. Tob Control. 2017 03; 26(e1):e59-e60. PMID: 27742918.
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    11. Leas EC, Althouse BM, Dredze M, Obradovich N, Fowler JH, Noar SM, Allem JP, Ayers J. Big Data Sensors of Organic Advocacy: The Case of Leonardo DiCaprio and Climate Change. PLoS One. 2016; 11(8):e0159885. PMID: 27482907; PMCID: PMC4970768.
    12. Ayers J, Althouse BM, Dredze M, Leas EC, Noar SM. News and Internet Searches About Human Immunodeficiency Virus After Charlie Sheen's Disclosure. JAMA Intern Med. 2016 Apr; 176(4):552-4. PMID: 26902971.
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    13. Ayers J, Westmaas JL, Leas EC, Benton A, Chen Y, Dredze M, Althouse BM. Leveraging Big Data to Improve Health Awareness Campaigns: A Novel Evaluation of the Great American Smokeout. JMIR Public Health Surveill. 2016 Jan-Jun; 2(1):e16. PMID: 27227151; PMCID: PMC4869240.
    14. Ayers J, Althouse BM, Allem JP, Leas EC, Dredze M, Williams RS. Revisiting the Rise of Electronic Nicotine Delivery Systems Using Search Query Surveillance. Am J Prev Med. 2016 Jun; 50(6):e173-e181. PMID: 26876772.
      View in: PubMed
    15. Althouse BM, Scarpino SV, Meyers LA, Ayers J, Bargsten M, Baumbach J, Brownstein JS, Castro L, Clapham H, Cummings DA, Del Valle S, Eubank S, Fairchild G, Finelli L, Generous N, George D, Harper DR, Hébert-Dufresne L, Johansson MA, Konty K, Lipsitch M, Milinovich G, Miller JD, Nsoesie EO, Olson DR, Paul M, Polgreen PM, Priedhorsky R, Read JM, Rodríguez-Barraquer I, Smith DJ, Stefansen C, Swerdlow DL, Thompson D, Vespignani A, Wesolowski A. Enhancing disease surveillance with novel data streams: challenges and opportunities. EPJ Data Sci. 2015; 4. PMID: 27990325.
      View in: PubMed
    16. Ayers J, Althouse BM. "Tips From Former Smokers" Can Benefit From Considering All Available Data: Reply to McAfee et al. Am J Prev Med. 2015 Dec; 49(6):e133-4. PMID: 26456875; PMCID: PMC4671077.
    17. Allem JP, Ayers J, Althouse BM, Williams R. When a ban really is not a ban: internet loopholes and Djarum flavoured cigarettes in the USA. Tob Control. 2016 07; 25(4):489-90. PMID: 26085123.
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    18. Ayers J, Althouse BM, Emery S. Changes in Internet searches associated with the "Tips from Former Smokers" campaign. Am J Prev Med. 2015 Jun; 48(6):e27-9. PMID: 25998929; PMCID: PMC4670614.
    19. Noar SM, Althouse BM, Ayers J, Francis DB, Ribisl KM. Cancer information seeking in the digital age: effects of Angelina Jolie's prophylactic mastectomy announcement. Med Decis Making. 2015 01; 35(1):16-21. PMID: 25349187.
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    20. Santillana M, Zhang DW, Althouse BM, Ayers J. What can digital disease detection learn from (an external revision to) Google Flu Trends? Am J Prev Med. 2014 Sep; 47(3):341-7. PMID: 24997572.
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    21. Ayers J, Althouse BM, Johnson M, Dredze M, Cohen JE. What's the healthiest day?: Circaseptan (weekly) rhythms in healthy considerations. Am J Prev Med. 2014 Jul; 47(1):73-6. PMID: 24746375.
      View in: PubMed
    22. Ayers J, Althouse BM, Dredze M. Could behavioral medicine lead the web data revolution? JAMA. 2014 Apr 09; 311(14):1399-400. PMID: 24577162; PMCID: PMC4670613.
    23. Jo CL, Ayers J, Althouse BM, Emery S, Huang J, Ribisl KM. US consumer interest in non-cigarette tobacco products spikes around the 2009 federal tobacco tax increase. Tob Control. 2015 Jul; 24(4):395-9. PMID: 24500270; PMCID: PMC4122659.
    24. Althouse BM, Allem JP, Childers MA, Dredze M, Ayers J. Population health concerns during the United States' Great Recession. Am J Prev Med. 2014 Feb; 46(2):166-70. PMID: 24439350.
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    25. Ayers J, Althouse BM, Johnson M, Cohen JE. Circaseptan (weekly) rhythms in smoking cessation considerations. JAMA Intern Med. 2014 Jan; 174(1):146-8. PMID: 24166181; PMCID: PMC4670616.
    26. Ayers J, Althouse BM, Ribisl KM, Emery S. Digital detection for tobacco control: online reactions to the 2009 U.S. cigarette excise tax increase. Nicotine Tob Res. 2014 May; 16(5):576-83. PMID: 24323570; PMCID: PMC3977484.
    27. Noar SM, Ribisl KM, Althouse BM, Willoughby JF, Ayers J. Using digital surveillance to examine the impact of public figure pancreatic cancer announcements on media and search query outcomes. J Natl Cancer Inst Monogr. 2013 Dec; 2013(47):188-94. PMID: 24395990.
      View in: PubMed
    28. Ayers J, Althouse BM, Noar SM, Cohen JE. Do celebrity cancer diagnoses promote primary cancer prevention? Prev Med. 2014 Jan; 58:81-4. PMID: 24252489.
      View in: PubMed
    29. Burghardt LC, Ayers J, Brownstein JS, Bronstein AC, Ewald MB, Bourgeois FT. Adult prescription drug use and pediatric medication exposures and poisonings. Pediatrics. 2013 Jul; 132(1):18-27. PMID: 23733792; PMCID: PMC4074615.
    30. Ayers J, Althouse BM, Allem JP, Rosenquist JN, Ford DE. Seasonality in seeking mental health information on Google. Am J Prev Med. 2013 May; 44(5):520-5. PMID: 23597817.
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    31. Chunara R, Bouton L, Ayers J, Brownstein JS. Assessing the online social environment for surveillance of obesity prevalence. PLoS One. 2013; 8(4):e61373. PMID: 23637820; PMCID: PMC3634787.
    32. Kang Sim DE, Hofstetter CR, Irvin VL, Ayers J, Macera CA, Ji M, Hovell MF. Do christian denominations exhibit higher rates of alcohol consumption? A study of Korean American women in California. J Relig Health. 2013 Mar; 52(1):285-98. PMID: 21286816; PMCID: PMC3560953.
    33. Allem JP, Ayers J, Unger JB, Vollinger RE, Latkin C, Juon HS, Park HR, Paik HY, Hofstetter CR, Hovell MF. The environment modifies the relationship between social networks and secondhand smoke exposure among Korean nonsmokers in Seoul and California. Asia Pac J Public Health. 2015 Mar; 27(2):NP437-47. PMID: 23000798; PMCID: PMC4444048.
    34. Ayers J, Althouse BM, Allem JP, Childers MA, Zafar W, Latkin C, Ribisl KM, Brownstein JS. Novel surveillance of psychological distress during the great recession. J Affect Disord. 2012 Dec 15; 142(1-3):323-30. PMID: 22835843; PMCID: PMC4670615.
    35. Ayers J, Althouse BM, Allem JP, Ford DE, Ribisl KM, Cohen JE. A novel evaluation of World No Tobacco day in Latin America. J Med Internet Res. 2012 May 28; 14(3):e77. PMID: 22634568; PMCID: PMC3799538.
    36. Allem JP, Ayers J, Irvin VL, Hofstetter CR, Hovell MF. South Korean military service promotes smoking: a quasi-experimental design. Yonsei Med J. 2012 Mar; 53(2):433-8. PMID: 22318835; PMCID: PMC3282970.
    37. Allem JP, Ayers J, Unger JB, Irvin VL, Hofstetter CR, Hovell MF. Smoking trajectories among Koreans in Seoul and California: exemplifying a common error in age parameterization. Asian Pac J Cancer Prev. 2012; 13(5):1851-6. PMID: 22901135; PMCID: PMC3677836.
    38. Ayers J, Ribisl KM, Brownstein JS. Tracking the rise in popularity of electronic nicotine delivery systems (electronic cigarettes) using search query surveillance. Am J Prev Med. 2011 Apr; 40(4):448-53. PMID: 21406279.
      View in: PubMed
    39. Ayers J, Ribisl K, Brownstein JS. Using search query surveillance to monitor tax avoidance and smoking cessation following the United States' 2009 "SCHIP" cigarette tax increase. PLoS One. 2011 Mar 16; 6(3):e16777. PMID: 21436883; PMCID: PMC3059206.
    40. Ayers J, Juon HS, Lee S, Park E. Hepatitis B vaccination prevalence and its predictors among Asian, Pacific Islander, Native American, and multiracial adults in the National Health and Nutrition Examination Survey. J Immigr Minor Health. 2010 Dec; 12(6):847-52. PMID: 19967403.
      View in: PubMed
    41. Ayers J, Hofstetter CR, Hughes SC, Park H, Paik HY, Irvin VL, Lee J, Juon HS, Latkin C, Hovell MF. Smoking on both sides of the pacific: home smoking restrictions and secondhand smoke exposure among Korean adults and children in Seoul and California. Nicotine Tob Res. 2010 Nov; 12(11):1142-50. PMID: 20924042; PMCID: PMC2964924.
    42. Ayers J, Chambers CD, Hofstetter CR, Hughes SC, Reyes WD, Kang SW, Irvin VL, Hovell MF. Cultural and social network predictors of drinking among Korean American women. Alcohol. 2011 Feb; 45(1):89-97. PMID: 20843638; PMCID: PMC3658459.
    43. Ayers J. Measuring English proficiency and language preference: are self-reports valid? Am J Public Health. 2010 Aug; 100(8):1364-6; author reply 1366-7. PMID: 20558784; PMCID: PMC2901274.
    44. Hofstetter CR, Hovell MF, Irvin VL, Ayers J, Hughes SC, Kang S. It's others, not the police: smoking, reprimand, and fines among adults of Korean descent in California. Health Psychol. 2010 May; 29(3):255-61. PMID: 20496979; PMCID: PMC2877265.
    45. Ayers J, Hofstetter CR, Hughes SC, Park HR, Paik HY, Song YJ, Irvin V, Hovell MF. Gender modifies the relationship between social networks and smoking among adults in Seoul, South Korea. Int J Public Health. 2010 Dec; 55(6):609-17. PMID: 20217178; PMCID: PMC2992131.
    46. Ayers J, Hofstetter CR, Irvin VL, Song Y, Park HR, Paik HY, Hovell MF. Can religion help prevent obesity? Religious messages and the prevalence of being overweight or obese among Korean women in California. J Sci Study Relig. 2010; 49(3):536-49. PMID: 20886700; PMCID: PMC2951288.
    47. Ayers J, Hofstetter CR, Hughes SC, Irvin VL, Sim DE, Hovell MF. Exploring religious mechanisms for healthy alcohol use: religious messages and drinking among Korean women in California. J Stud Alcohol Drugs. 2009 Nov; 70(6):890-8. PMID: 19895765; PMCID: PMC2776119.
    48. Ayers J, Hofstetter CR, Usita P, Irvin VL, Kang S, Hovell MF. Sorting out the competing effects of acculturation, immigrant stress, and social support on depression: a report on Korean women in California. J Nerv Ment Dis. 2009 Oct; 197(10):742-7. PMID: 19829202; PMCID: PMC4444217.
    49. Hofstetter CR, Ayers J, Irvin VL, Kang Sim DE, Hughes SC, Reighard F, Hovell MF. Does church participation facilitate tobacco control? A report on Korean immigrants. J Immigr Minor Health. 2010 Apr; 12(2):187-97. PMID: 19205883; PMCID: PMC2839528.
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