The Looking Glass: All About Execution

June’s weekly Twitter threads, in one handy e-mail

Julie Zhuo
3 min readJul 1, 2021

Hello there,

You’re looking good. Yeah you.

It’s nice to see people again. It’s nice to do some work again in person

I’m deep in the muddy waters of execution, aka the “actually doing” part after you make a plan, so a lot of the past month’s threads are practical little guides: questions to ask, balls to juggle, reminders to jot down.

Without further adieu…

Good Execution vs. Bad Execution

What does it mean, really, to be excellent at “executing”?

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Julie Zhuo @joulee

Good execution vs. bad execution, in 10 tweets: Bad execution: Pick two — time, quality, or cost. Good execution: Thoughtfully choosing the scope such that things are built on time, on budget, and at a high level of quality. 1/10

3:47 AM ∙ Jun 2, 2021


How To Become A Way Better Metrics Critiquer

I consider this really really important and it’s something I wish more product builders paid close attention to, even those who don’t consider themselves data people (*ahem* many designers).

Twitter avatar for @joulee

Julie Zhuo @joulee

Someone on your team says: “Our goal should be to move Metric X up Y% this half.” Your inclination is to nod, say “Cool” and get on with the actual building. But pause! The goals you agree to determine what you build. So consider them carefully. 8 questions to ask👇

5:23 AM ∙ Jul 1, 2021


Until next month: stay cool, stay safe.




Julie Zhuo

Building Sundial ( Former Product Design VP @ FB. Author of The Making of a Manager. Find me @joulee. I love people, nuance, and systems.