Cass Wilkinson Saldaña Data librarian + educator + open source developer


Exploratory Text Analysis of the 'Sexual Harassment in Academia' Dataset [2018]

What does critical data science add to our understanding of sexual harassment in academia? I investigated the 3,000+ text survey responses using a variety of NLP/ML methods (feature analysis of a random forest classifier, LDA topic modeling)

python nlp machine learing tutorial feature selection

Climate Change Opinion Visualization [2018]

Do extreme weather events correlate with unexpected climate change beliefs? As the data science lead, I scraped and transformed NOAA climate data & survey results with sqlite & pandas to ingest into classifier.

modeling python SQL data visualization scraping & transforming

Mapping Modern Jewish Cultures [2018-2019]

Transnational Jewish modernity was born in the café. As the web developer lead, I created APIs and wrote scripts to transport GeoJSON data and generate network visualizations.

data visualization network analysis javascript python D3.js

Sentiment Analysis for Exploratory Data Analysis [2018]

This peer-reviewed lesson uses sentiment analysis with NLTK and Python as the basis for exploratory data analysis of a large textual corpus. It is appropriate for readers with some basic prior experience programming with Python.

python nlp tutorial nltk

REPARATIVE - A /#JamForLeelah Twine Submission ( [2015]

Newly hired by Reparative Faith Counseling, you take your first unsupervised client. How the sessions go is up to you. (This is a short game about trans youth, narratives, gender, and defying expectations to find kindness.)

twine game writing