Len De Groot
Data & Visual Journalism

What I do

More than 20 years of experience in...

Visual Journalism

I build and manage teams of digital visual journalists, producing interactive, animated and virtual reality stories.

Data Visualization

It is critical to report and contextualize data and their impacts on society. I visualize data to reveal and illustrate patterns that inform.


I have trained thousands of journalists, students and communications professionals in person and online, in universities and in newsrooms


Work I have produced, edited or art directed. = award winning

Goldbot: A Facebook Bot for Critic's Picks

Diary of Terror: A Story for Every Death

How Donald Trump won the White House

How California Became a Blue State Again

Presidential Debate Scorecards

Map Maker: An Open Source Tool for Newsrooms

Long Beach Grand Prix Tour in 360°

How Clayton Kershaw Dominates

The Artists Prince Ushered into the Spotlight

Virtual Reality Tour of Gale Crater

How the Gale Crater VR Tour Was Made

Evolution of the California Drought

How Much Water Goes into Your Meal

Rent or Own: Where Can You Afford to Live?

Opposing Views in Gardena Police Shooting

Where Are L.A. County’s Homeless?

Inside the Fight: Mayweather vs. Pacquiao

The Girl Scout Cookies You're Not Getting

How Much Can a Longshoreman Make?

Could You Live on L.A.'s New Minimum Wage?

The Evolving Elements of Pop Music

The How to Be a Writer Game

Chinese Zodiac Matchmaking Guide

Sandra Bland's Arrest Video: What It Shows

Prop 47 is Part of Larger Push

Voting with Your Tweet Experiment

Signs of a Warmer Planet

Busiest Season on Record


Director of Data Visualization, Los Angeles Times

I currently lead award-winning data and visualization efforts with an emphasis on explanatory content. We produce innovative stories using code.

Data Visualization Instructor, KDMC Berkeley

In my previous position, I taught data and visualization courses at the Graduate School of Journalism at the University of California, Berkeley and continuing education courses with the Knight Digital Media Center.

Resumè    Curriculum Vitae

Contact me

  (954) 557-3611        len at degroot dot biz