My books:
Dive Into Algorithms (Penguin Random House) (Amazon) (理解演算法) (Zanurz się w algorytmach)
Applied Unsupervised Learning with R (pdf)
Data Science for Business People (coming soon from No Starch Press)

My current projects:
Kmbara Data Science Consulting

My writing:
The American Conservative
The American Interest (2017 pdf, 2018 pdf)
National Affairs (online, subscribers only), pdf (preprint galley), (mention in National Review)
American Affairs
Quillette, (Italian translation), (French translation), (mention in Le Monde)
National Association of Scholars
New English Review
Taste of Cinema
The Imaginative Conservative, (Portuguese translation)
Data Science Central

My patent:
NLP to populate SQL queries

My courses:
Machine Learning DevOps - Udacity
Machine Learning Engineering - Udacity

My research:
Journal of Linear Algebra and Its Applications
Academy of Management Journal (SSRN)
Academy of Management Proceedings
JAMA Network Open
HBS Working Paper 16-090
Journal of Physics: Conference Series

Sites I run:
Indonesian Places
Indonesian Gold Prices

My translations
LDS General Conference 1 (Malay)
LDS General Conference 2 (Malay)
LDS General Conference 3 (Malay)

My videos
ESL for Burmese speakers #1
ESL for Burmese speakers #2

Iban Language

Email:- contact at