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md`# First Observable Notebook 2019
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md`# First Observable Notebook

This is the script for a three-hour, hands-on class [scheduled](https://www.ire.org/events-and-training/event/3433/4109/) to be taught on March 7, 2019, at the National Institute of Computer-Assisted Reporting conference in Newport Beach, California.`

md`Each of the teachers has used Observable to develop ideas for graphics.

* [Heat index](https://observablehq.com/@sahilchinoy/heat-index) by Sahil Chinoy
* [Projecting satellite images](https://observablehq.com/@irisslee/project-satelite-image) by Iris Lee
* [California buildings in severe fire hazard zones](https://observablehq.com/@palewire/california-buildings-in-severe-fire-hazard-zones) by Ben Welsh
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* [Mapbox Map Maker](https://observablehq.com/@aboutaaron/mapbox-map-maker) by Aaron Williams`
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* [Border arrests](https://observablehq.com/@aboutaaron/border-arrests) by Aaron Williams`

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md`Point out [arrow functions](https://www.w3schools.com/js/js_es6.asp) in the Mozilla docs. Show an example. Explain how these can save time and space.`
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md`Point out [arrow functions](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Functions/Arrow_functions) in the Mozilla docs. Show an example. Explain how these can save time and space.`

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arrow2(x)
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arrow2(2)