Welcome. You are at my library. I picked and organized my favorite articles and posts in this website so you can access them easily.

Personal Development
Motivational Speaking


In this website, you’ll find hundreds of ideas that can help you build leaders — and build your own leadership skills. Find below some of these ideas. I really hope you’ll share them to others.

Personal Development

Salesmanship Out of the Box

Are you a salesperson or a sales manager? You’ll find the post below as excellent resource to help you sell more.

Motivational Speaking

Do you aspire to become a motivational speaker? I have written some ideas that may help you get started. Start with the posts below.

About Jef Menguin

My name is Jef Menguin, a leadership advisor and professional speaker. I help organizations implement leadership development programs, improve customer experiences, and solve problems through design thinking.

I have conducted leadership training programs in Malaysia, Indonesia, Thailand, Taiwan, Singapore, and the Philippines.

I am also known for delivering keynote speeches that offer ideas and strategies that help organizations accelerate business growth.

Los Banos,

Mobile Phone: 09274292986