Who is
rogue penguin


Kat Greenbrook


Data Storyteller / Workshop Facilitator / International Speaker



+64 27 720 1232

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Kat is the founder of Rogue Penguin. She believes good data communication not only improves our understanding of it but is key to increasing the impact data can have. Her work has been published in industry-leading books and digital journals on data visualisation. She is highly sought-after for her ability to apply design and communication principles to data visualisation projects, making insights more accessible. Kat regularly facilitates workshops on data communication to help businesses tell their own data stories. She is passionate about improving the future of this field and acts as an industry advisor for Whitireia/Weltec’s Creativity degree. Kat holds a BSc from Massey University and a diploma in Digital Design from Whitireia.


outlier 2022


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Hosted by the Data Visualization Society, Outlier is the global data viz conference.


Kat presented My Plastic Footprint: A Physical Data Visualisation Project


This project measures and visualises a year’s worth of single-use plastic. It challenges thinking on the role data visualisation has when communicating — should it make us care more about the things we measure?

You can watch the YouTube recording here.

Data comicgen award jury 2021


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The Data Comicgen Awards are run by Gramener, who believe in the power of telling stories from data through comics. Comicgen - the open source comic library enables anyone to create data comic stories. The Data Comicgen Awards celebrate the best data comic storytellers.


Kat was asked to take on the role as one of the jury to help choose the best data comic story.

Data viz trends 2021


Data viz trends

Rebeca Pop, Vizlogue's founder, discusses 2020 and 2021 data visualization trends with 3 other experts in the field: Kat Greenbrook, Evelina Judeikyte, and Robert Crocker.


You can watch the recording on YouTube.

numbers vs. message debate 2020



This virtual event was hosted and moderated by Danielle Stein Fairhurst, and featured data storyteller Kat Greenbrook and financial modelling specialist Lance Rubin.


They went head to head and debated the importance of getting the numbers right versus showing their message. 

You can watch the debate on YouTube.

CPA Congress 2019

Auckland, New Zealand


CPA (Certified Public Accountant) Congress aims to help its members discover the technological innovations and skills shaping future accounting and finance roles.


Kat spoke about the biggest mistakes people make when communicating data and demonstrated how to avoid them. This talk was tailored to roles in the finance industry, for both larger organisations and smaller practices. 

Sas global forum 2019

Dallas, Texas


SAS Global Forum is one of the largest annual analytics conferences in the world.


Kat was invited to share her knowledge on data stories and visualisation.


She explained how to write a data story and effectively tell it using data visualization. Kat shared an introduction to graphic design from a data perspective, and illustrated how applying simple design principles in SAS Visual Analytics can enhance the data storytelling.

women in data science 2019

Wellington, New Zealand


WiDS Wellington is an independent event organised by Victoria University of Wellington to coincide with the annual Global Women in Data Science (WiDS) Conference held at Stanford University and an estimated 150+ locations worldwide. 


Kat introduced the concept of data storytelling, explaining the term in more detail. She walked through a detailed example of data storytelling work, outlining a method to help discover the story from the noise of data.


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