Welcome to my Nuzzel newsletter! I share my favorite articles in evaluation, youth programs, research, dataviz, and more!
Dana Linnell Wanzer
Youth Program Evaluator | Doctoral Student at CGU in Evaluation
firstname.lastname@example.org | Twitter: @danawanzer
This post was first published in 2017. It was updated October 27, 2018. Students' classwork is becoming increasingly digital. Whether creating a slideshow, blog post, presentation, or document, images are always needed. Teachers also regularly need…
Dana Linnell Wanzer, MACurious how to find images you can use legally in your resources? This is a really handy guide!
This repository contains all the relevant material of a crowdsourced study that aimed to evaluate the effectiveness of five basic visualization types (Table, Line Chart, Bar Chart, Scatterplot, and Pie Chart) across 10 different visual analysis…
Dana Linnell Wanzer, MAVery cool dataviz study looking at how well different chart types perform across a variety of tasks!
View all posts by Rob van den Berg
– Nov 9, 6:52 AM
I have considered Rob for years as one of the most insightful and experienced evaluators in the global evaluation community. The work of the Global Evaluation Facility (GEF), where he was Director of Evaluation for many years, has been at the…
Dana Linnell Wanzer, MAUseful tips, but I do not agree that there aren't many jobs in evaluation! You just have to know where to look, and evaluationjobs.org is one fantastic resource.
An effect size is a measure of how much an experimental group exceeds a control group, controlling for pretests. As every quantitative researcher knows, the formula is (XT – XC)/SD, or adjusted treatment mean minus adjusted control mean…
Dana Linnell Wanzer, MAEffect sizes are largely determined by sample sizes and designs: small sampled studies and studies with matched rather than randomized designs tend to have larger effect sizes. This plays an important role in determining what is a 'big' effect size.