tag:speakerdeck.com,2005:/lcolladotortag:speakerdeck.com,2005:Talk/14561982025-10-24T12:50:27-04:002025-10-24T15:18:18-04:00data-viz-talk-cz-2025Christine Y. Zhang was a guest lecturer for Leonardo's #RStats JHBPSH class. Christine gave a talk for the 140.776 Statistical Computing class in the 2025-2026 academic year at Johns Hopkins Bloomberg School of Public Health. You can watch a recording of this talk at https://youtu.be/SeLucCb05Dk.
For more information on Christine Y. Zhang, check https://christineyzhang.com/ and https://www.one-tab.com/page/wazgGeFlRA6O-aDeRqTgtw.
For more information about the materials discussed in this video, check the slides available at https://speakerdeck.com/lcolladotor/data-viz-talk-cz-2025. See also the class website at https://lcolladotor.github.io/jhustatcomputing/.
For more information about the Leonardo, check https://bsky.app/profile/lcolladotor.bsky.social.
Zoom AI summary:
Christine Zhang, a data journalist and graphics editor at the New York Times, discussed the importance of community in the R programming language and shared her experience with data visualization principles and election result mapping. She explored various visualization techniques, including the use of color scales, annotations, and uncertainty representation in election polls, while emphasizing the importance of accurate data representation and visual consistency. Christine also shared examples of creative data visualizations and discussed the collaboration between graphics editors and reporters in creating effective visual storytelling across different platforms.
Zoom AI next steps:
1. Students to explore the GitHub repo Christine created for the Anne Arundel County election map project.
2. Students to review the Visual Vocabulary poster at https://ft.com/vocabulary for guidance on chart selection.
Tools mentioned by Christine:
* R: https://cran.r-project.org/
* ggplot2: https://ggplot2.tidyverse.org/
* skimr: https://docs.ropensci.org/skimr/
* Adobe Illustrator: https://www.adobe.com/products/illustrator.html
* rawgraphs: https://www.rawgraphs.io/
* Datawrapper: https://www.datawrapper.de/
* Layer Cake: https://layercake.graphics/
Self practice links:
* OpenTable data https://www.opentable.com/c/state-of-industry/ and https://docs.google.com/spreadsheets/d/1XjICn2GNcpfoZIcIKdRxGNjZ_6TROioMgGyY9rdJ_UQ/edit?usp=sharing
* https://www.stlouisfed.org/on-the-economy/2025/may/broad-continuing-rise-delinquent-us-credit-card-debt-revisited
* https://factfinder.census.gov/bkmk/table/1.0/en/ACS/17_5YR/B03002/0400000US24.05000
* https://github.com/underthecurve/bars-pies-waffles
Other recommended resources by Christine:
* https://learn.r-journalism.com/en/Leonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/12901862024-12-05T09:56:21-05:002024-12-05T10:13:41-05:00SpatialBiologyWestCoastUS2024Leonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/12497892024-09-25T19:35:45-04:002024-09-25T19:42:26-04:00WCS-LA-2024Single-cell genomics webinar LA speaker at WCSLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/11994892024-06-12T11:45:44-04:002024-06-12T11:47:46-04:00FOGBoston2024Festival of Genomics and Biodata 2024 in Boston workshop presentation https://festivalofgenomics.com/boston/en/page/workshops.Leonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10954732023-10-23T12:52:22-04:002023-10-23T12:55:52-04:00PROINNOVA2023Leonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10854042023-10-02T10:31:53-04:002023-10-02T12:59:59-04:002023-10-03-FOGBostonLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10703212023-08-31T00:52:44-04:002023-08-31T00:56:46-04:00LCG20Leonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10549642023-07-24T12:43:12-04:002023-08-02T13:03:06-04:002023-08-02_spatialLIBD_BioC2023_demoLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10525792023-07-18T11:32:33-04:002023-07-18T11:36:13-04:002023-07-18_Verge_GenomicsLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10361102023-06-09T10:28:00-04:002023-06-09T10:29:30-04:002023-NIA-LNG-Seminar-SeriesLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10306402023-05-24T19:02:37-04:002023-05-24T19:04:16-04:002023-Queen-Square-Institute-of-Neurology"Harnessing the power of spatially-resolved transcriptomics one step at a time" part 2/2 seminar at on 2023-05-25 UCL Queen Square Institute of NeurologyLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10290192023-05-20T20:55:32-04:002023-05-24T10:14:01-04:00Crick-2023"Lessons from working on the edge of human brain transcriptomics with spatially-resolved transcriptomics and deconvolution" seminar on 2023-05-23 at The Francis Crick InstituteLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10287912023-05-19T18:43:00-04:002023-05-24T10:13:48-04:00UCL-ICH-2023"Navigating human brain gene expression measurements at different resolutions to study psychiatric disorders" seminar on 2023-05-22 at UCL Great Ormond Street Institute of Child HealthLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10246022023-05-09T01:27:28-04:002023-05-24T10:13:37-04:00GDB2023-Visium_SPG_ADLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/9538922022-11-15T16:21:54-05:002022-11-15T16:25:30-05:00Getting to yes & Suddenly in chargeLeonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/9308432022-09-30T14:38:11-04:002022-09-30T14:39:07-04:00HCA LA 2022Slides for my Human Cell Atlas - Latin America 2022 presentation.Leonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/9132142022-08-24T22:17:10-04:002022-08-25T14:21:26-04:00R/Medicine 2022Talk for R/Medicine 2022 https://events.linuxfoundation.org/r-medicine/program/schedule/Leonardo Collado-Torres (@lcolladotor)tag:speakerdeck.com,2005:Talk/10245942023-05-09T01:00:44-04:002023-05-09T01:03:26-04:00montgomery2022Leonardo Collado-Torres (@lcolladotor)Leonardo Collado-Torres (@lcolladotor) on Speaker Deck2025-10-24T12:50:27-04:00