5/22/20 I gave a seminar in the EEB seminar series at UCSC on COVID-19/SARS-COV-2. It included a broad overview of the science plus an hour of Q&A.
7/30/20 I gave a Town Hall talk for 18-34 year olds on COVID-19 entitled Don’t Kill Grandma.
1/21/21 I was a panelist on an “Ask the experts” event hosted by Lookout Santa Cruz with County Health Officer Gail Newell and Erica Padilla-Chaves.
1/28/21 I gave a lecture in an OLLI lifelong learning course organized by Dr. Jim Estes, with lectures by Dr. Rick Ostfeld, Dr. Felicia Keesing, and Dr. Drew Harvell.
2/16/21 I gave a second Kraw Lecture on Science and Technology on COVID-19 vaccines and virus variants.
March 2021. I gave vaccine information talks and Q&A to Salud para la gente, Metro Santa Cruz, Santa Cruz teachers, and Hartnell College to try to encourage vaccination.
April 2021. I gave a talk on backwards contact tracing and vaccine efficacy against new viral variants to Federally Qualified Health Centers in Santa Cruz County.
Twitter (My twitter profile)
Threads with >100,000 views: Estimate of vaccine efficacy in blocking infection/transmission (2,260K views), COVID-19 Control (471K), Asymptomatic transmission (470K), Misleading Stanford Seroprevalence study (309K), Pfizer efficacy severe infections (461K), Vaccination reducing transmission vs disease (288K), 3’ vs 6’ in schools (388K), Viral loads and transmission (186K), Review vaccine efficacy transmission (114K), Virus variant spread in US (135K), Patterns of exposure (188K), How long are you infectious? (126K), Design of Seroprevalence studies (159K), Herd Immunity influencing transmission (143K), Herd immunity misleading study (137K), Silent spreading by vaccinated people (185K)
Threads with 50,000-100,000 views: Clusters of cases (84K views), Reconciling low seroprevalence studies (50K), What a COVID-19 test can tell you (50K), How testing and infectiousness are correlated (70K), Aerosol transmission (53K), Herd Immunity (82K), Transmission of children vs adults (50K), Transmission at a children’s camp (78K), Transmission on train (50K), Early review of immunity (50K), Transmission on airplane (50K), Household transmission (89K), Vaccines reducing infectiousness (73K), Vaccine priorities (61K), Age specific case and death data (67K), Novavax vaccine (52K), Non-100% effectiveness of vaccines (62K), Non-100% effectiveness again (85K), Variant spread Brazil (50K), Variant vaccine immune evasion S Africa (72K), Vaccine effectiveness mild vs severe (52K), Herd immunity threshold (74K), Test sensitivity over time (90K)