Andy Reagan’s notebooks | Observable

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Andy Reagan’s notebooks | Observable

Andy Reagan

@andyreagan

Senior Data Scientist, MassMutual Lecturer, UC Berkeley MIDS -- PhD Applied Math, Computational Story Lab, UVM MS Applied Math, UVM BS Math, Virginia Tech

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Pie chart component

Jun 17

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Filtering Rows and Selecting Columns in Javascript

Nov 20, 2025

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⏱️ Weird clock spectacular ⏱️

Oct 21, 2025

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Line chart with tooltip

Feb 19

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Calories to active minutes

Jan 16, 2025

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Vega Embed from Altair

Nov 23, 2024

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Human Mortality Database Explorer Comparisons

May 22, 2025

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Human Mortality Database Explorer

May 22, 2025

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Inputs span full width

Aug 5, 2024

1

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Filtering Rows and Selecting Columns in Javascript

Jul 23, 2024

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Oct 21, 2025

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Simulate LivingWELL dashboard with a data export

Apr 12, 2024

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LivingWELL Dashboard Early Prototyping

Apr 12, 2024

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Bubble chart component

Oct 17, 2023

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Line Chart, Tooltip

Oct 9, 2023

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Apr 14, 2023

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Split overlapping time objects

Apr 12, 2024

1

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Apr 14, 2023

1

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Date library testing

Jan 6, 2023

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Apple Health XML Parse

Jan 6, 2023

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Apr 8, 2023

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Apr 3, 2023

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Pie Chart, Donut

Mar 13, 2023

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Apr 1, 2023

4

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Compounding gains

Feb 6, 2023

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W209 Section 1 Students Scatterplot

Nov 14, 2023

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Analyze your Apple Health data

Apr 14, 2023

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College funding for kids

May 23, 2024

1

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Python Altair in Observable, with inputs!

May 10, 2022

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Python Altair in Observable, with Editor

May 10, 2022

2

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Python Altair in Observable

Aug 8, 2023

15

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Line Chart for Data Override

Feb 22, 2022

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d3-shifterator for d3 v4.13.0 (data attached, stop window slider)

Oct 26, 2021

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d3-shifterator for d3 v4.13.0 (data files attached)

Oct 26, 2021

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Files to wordshift

Oct 26, 2021

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Text to wordshift

Oct 26, 2021

1

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Oct 26, 2021

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d3-shifterator for d3 v4.13.0

May 6, 2022

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Flow of Pi (work in progress)

Sep 28, 2021

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Import Jeffrey's notebook and override the data

Jul 13, 2021