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John Loewen, PhD

14.3K Followers

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Towards Data Science

Why Human-Centred Approaches Lead to Better Algorithm Design

Some lessons I learned about quantifying qualitative thinking

6 min readApr 11, 2024

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Why Human-Centred Approaches Lead to Better Algorithm Design

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John Loewen, PhD
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Bouncin’ and Behavin’ Blogs

I Bought a One Way Ticket to Nowhere— And Met My Wife!

Sometimes risk in life brings great reward.

6 min readDec 15, 2023

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I Bought a One Way Ticket to Nowhere— And Met My Wife!

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John Loewen, PhD
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Data Storytelling Corner

Why The Work of W.E.B. Du Bois is a Data Story Worth Retelling

A lesson in Black history, data visualization, and data storytelling

5 min readMar 22, 2024

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Why The Work of W.E.B. Du Bois is a Data Story Worth Retelling

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John Loewen, PhD
in
Data Storytelling Corner

The Elements of Data Visualization: Which Chart Works Best To Tell Your Data Story?

Understanding which charts are most useful for your message

8 min readJan 17, 2024

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The Elements of Data Visualization: Which Chart Works Best To Tell Your Data Story?

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John Loewen, PhD
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Data Storytelling Corner

Why Data Storytelling is Your New Superpower

Blending numbers with knowledge for effective storytelling

6 min readMar 19, 2024

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Why Data Storytelling is Your New Superpower

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John Loewen, PhD
in
Level Up Coding

Streamlit Plotly Dashboards: A Sure Fire Data Visualization Love Affair

Visualizing UNHCR refugee data with interactive maps and charts

7 min read2 hours ago

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Streamlit Plotly Dashboards: A Sure Fire Data Visualization Love Affair

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John Loewen, PhD
in
Level Up Coding

Pretty Maps: A Surprisingly Useful Way To Better Your Streamlit Skills

A Python streamlit tutorial on creating beautiful maps with the prettymapp library

7 min read3 days ago

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Pretty Maps: A Surprisingly Useful Way To Better Your Streamlit Skills

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John Loewen, PhD
in
Data Storytelling Corner

Superior Python Streamlit: The Best Way to Showcase UN Refugee Data

Step-by-step interactive Python code for interactive visuals

9 min readMay 12, 2024

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Superior Python Streamlit: The Best Way to Showcase UN Refugee Data

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John Loewen, PhD
in
Data Storytelling Corner

Have We Quickly Lost Our Way With Modern Algorithms?

How we may be eroding our learning and problem-solving skills

7 min readMay 7, 2024

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Have We Quickly Lost Our Way With Modern Algorithms?

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John Loewen, PhD
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Level Up Coding

Practical Data Viz: How To Make Stem-and-Leaf Plots In Python

Stem-and-leaf plots in Python with the stemgraphic libary

7 min readMay 7, 2024

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Practical Data Viz: How To Make Stem-and-Leaf Plots In Python

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John Loewen, PhD

John Loewen, PhD

14.3K Followers

Friend of Medium

20x Boosted writer || 25 years Comp Sci prof || Writes about Data Science (Python/AI/dataviz) || More on my Substack: johnloewen.substack.com

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