n this video, we will discuss the basic idea of herd immunity and what it means. Then, we will discuss the basic idea of a pathogen's basic reproduction number (R0) and how to predict the number of individuals who require immunization to...

Greg Martin takes a look at the factors that could lead to the Ebola Virus Epidemic spreading out of Africa and into other parts of the world like the USA and Europe. Dr Martin highlights the fact that front line medical workers might be...

Live from Geneva, Switzerland at the World Health Organization’s (WHO) World Health Assembly (WHA) the TWiGH Team discusses the pressing Global Health Agenda. Joining the panel are students from the University of South California (USC)...

In this video, Dr Greg Martin does a screen recording of himself writing a concept note for funding of a research projects. The video focusses on the "activities" (done on a gantt chart) and budget. If you're wanting to send a concept...

On this episode, we discuss the changing role of the World Health Organization and it's goals, priorities, governance- as well as the outcomes we hope to see as the needs of the global health community evolve and grow!

Part 3 of the Bazalgette series gives an overview of Bazalgette's appointment as Chief Engineer with the Metropolitan Commission of Sewers and the beginning of the great sewer project.

Statistics doesn't need to be difficult. Using the t-test, ANOVA or Chi Squared test as part of your statistical analysis is straight forward. You do need to understanding the underlying principles of hypothesis testing and p-values of...

This video is about the burden of cancer in both developed and developing countries and what needs to be done to prevent cancer

In this short video, Dr Greg Martin discusses Case Control and Cohort studies. He compares the strengths of each study design and describes when each of them would be a preferred research method.

Health promotion is an arm of Public Health that is all about helping people make choices that translate into better health. The Ottawa Charter provides overall strategies that can be used to address the economic and environmental...

Host Joshua tries the face touch buzzer, but soon gets used to the light buzzing. He takes it to a user experience (UX) designer, in hopes that making it more annoying will also make it more effective. Let's see how it...

Outbreak investigation and control are an important part of public health and global health work. Epidemic and outbreaks of infectious disease require a robust response that includes investigating the epidemiology, laboratory (or...

R0 (the basic reproductive number) tells us more than just how many people will be infected in a totally susceptible population. It can be used to calculate the how much vaccine coverage is needed to get to herd immunity. As COVID-19...

This video provides information on the current protocols and challenges faced by healthcare providers in managing the COVID-19 outbreak. It covers the transmission and symptoms of the virus, testing criteria, and the measures taken to...

Epidemic curves are an important component of the public health and global health toolbox. During an outbreak of an infectious disease, public health professionals and epidemiologists create visual representations of the onset of illness...

Guns are in the news A LOT these days. The RAND Corporation recently unveiled a huge study on guns. We're going to talk about the minuscule amounts that are spent on studying guns, and look at the evidence around regulating guns and the...

Host Joshua gives a brief overview of the Black Death and influenza pandemics. He focuses on the toll they each took on the population and the ways these pandemics changed the structure of society from hospitals to...

In this video, Dr Greg Martin takes a look at the question, "what is public heath?" and also considers what it is that public health professionals do including research and surveillance and actions to prevent disease and improve access...

Dr Greg Martin talks about the sensitivity and specificity of diagnostic tools used in global health programs. This forms part of the epidemiology series.

Epidemic curves are a visual representation of the onset of cases in an outbreak. In this video Dr Greg Martin explains how to interpret and epidemic curve for point source outbreaks, common source outbreaks and propagated outbreaks....

In this video, Dr Greg Martin describes how randomized control trials work and how they deal with confounding variables. This is episode three in a series of videos looking at epidemiology, research methods and study design in the...

Commuting is one of the least pleasant things we do. But it’s not just an annoying time waster — there’s a case that it’s a public health issue.

Public Health professionals and epidemiologists often do risk calculations. These might include risk ratios, absolute risk, relative risk and risk differences. In this video, Dr Greg Martin teaches how to understand and calculate risk....

Learning statistics doesn’t need to be difficult. This introduction to stats will give you an understanding of how to apply statistical tests to different types of data. You’ll learn about numeric and categorical data and gain an...