About the Author

Michal Chmel├ír is a leading long-term Power BI expert in Slovak Republic and Czech Republic. He works with Power BI for more than 8 years, and with underlying technologies for more than 13 years. His work is most known by his PowerPivot.sk and Power-BI.sk blogs (currently in Slovak language only). He’s an author of 5 books, of which 3 books are about Power BI and Power Query. He’s also a Microsoft Certified Trainer, teaching mostly Power BI and Power Query courses in Central and Western Europe. He speaks fluently English, German, Slovak, Czech and Russian. In 2009 he graduated the Faculty of Business Computing of Economic University in Bratislava, Slovakia.

Currently he blogs and speaks about Power Query and Power BI, leads many Power BI trainings, workshops and webinars, writes books, and leads the largest Power BI seminars in Slovak Republic.