Author

Shihab Shahriar

Md. Shihab Uddin holds a Graduation in Crop Science and Technology and is pursuing a Postgraduate degree in Soil Science from the University of Rajshahi. With 4+ years of Excel and Google Sheets experience, he specializes in formulas, data cleaning, lookups, automation, VBA, formatting, and file management. He has authored 100+ in-depth Excel articles and is skilled in Power Automate, RPA, and Python. He enjoys creating efficient workflows and solving real-world data problems.

Articles Published by Shihab Shahriar

Articles by Shihab Shahriar are developed under the guidance of ExcelInsider’s core training program and are technically reviewed by Nehad Ulfat, lead spreadsheet consultant, to ensure accuracy and user-centric value.

featured image - separate first middle last name using excel formula

Excel Pro Tips

How to Separate First, Middle & Last Names Using Excel Formula

In Excel, managing name data becomes crucial when dealing with employee lists, student records, customer databases, or contact sheets. One common task is separating a full name into first name,

Shihab Shahriar June 11, 2025

featured image - how to calculate years of service in excel

Excel Pro Tips

Calculate Years of Service In Excel (Including Days & Months)

In Excel, calculating years of service is a common thing we perform. It is needed when we want to track years of services, employee tenure etc. In simple words, it

Shihab Shahriar June 7, 2025

Excel Pro Tips

How to Calculate Percentage Increase or Decrease in Excel

In any dataset calculating the percentage increase or decrease helps us understand how a value has changed over time, if it’s revenue growth, cost savings, or inventory reduction. This is

Shihab Shahriar June 6, 2025