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Welcome to a space dedicated to the art and science of decision-making. Here, we explore decision science—a fascinating field that brings together subjects including (but not limited to) mathematics, behavioral sciences, technology, computing, management, and history—to unravel how we can make more informed and effective choices. Through insights, anecdotes, and practical resources, this blog dives into concepts, processes, and tools to sharpen decision-making skills. Whether you’re curious about the psychology behind choices or looking to apply data-driven strategies in real life, join me on this journey toward making smarter, more confident decisions every day.
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Future-Proofing in the Age of AI: My 5 Rs Moat
Since first encountering ChatGPT in December 2022, I’ve been following a personal playbook to ensure I don’t wake up professionally obsolete. While the earliest versions of ChatGPT were far from what we have today, I instantly recognized its potential. To me, it felt as revolutionary as the shift to smartphones—when everyone suddenly had a personal…
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More AI will ask questions. Some already do.
Accuracy and Agentization. Personal Experience with Major AI Services
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Google Data Analyst Certificate Capstone on Cylistic Bike Share case study
This capstone project for the Google Data Analyst certificate analyzes a fictional dataset (Divvy_Trips_2019_Q1 and Divvy_Trips_2020_Q1 file sets) that have around of 80K observations. The codes (R) and the Power BI file (PBIX) can be found in this github repository: https://github.com/hchoi41/practice01
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Should you follow your passion?
Recently, I watched a YouTube video about pursuing one’s passions—a topic that has intrigued me for a long time. Over the years, I’ve developed some personal insights that have shaped my own career growth, and I’d like to share them with you in the hope that they might be helpful. TLDR If you have only…
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Productivity Tool Series 1 – Atlassian Jira
How Jira’s core features are intertwined are explained through the visuals below: View Posts What is Jira? Jira is a project management tool that specializes in software development projects, especially the ones using Agile Methodologies including Scrum and Kanban. Almost every aspects of Jira can be customizable, which is its strength and a barrier to…
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Four Different Types of Decision Making Based on Urgency and Importance of the Subject
Low-to-medium impact | For decisions that are not that important! • Autocratic: Urgency is high (e.g. angry customer barges in for a refund. The employee get’s to decide the refund)“The person in charge has the say over the matter.” • Democratic: Urgency isn’t high (e.g. where to go for team workshop)“Set a date, vote and…
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Insights to Decision 