How to Draw Portrait like a Pro?

I live in Chandigarh – the City Beautiful, situated in Northern India at Shivalik foothills. Since childhood, I was blessed with innate artistic abilities. My artistic expressions are engaged with the subjects related to humans portrait and body dynamics, nature and spirituality. I like to sketch using pencil, charcoal, watercolor, acrylic, pastel, oil, mixed media and digital tool such as Wacom Cintiq Pen/Tablet, CorelPainter, CorelDraw, Adobe Photoshop, After Effects, Adobe Premier, 3Ds Max and ZBrush etc. to create digital artwork. Passion in visual arts lead me to start Shanky Studio, offering a wide range visual arts services such as personalized portraits, customized paintings, graphic design and one-to-one visual arts classes for the students aspiring for various design courses such as NID and NIFT. I have conducted visual arts & craft workshops for Elante Mall and The North Country Mall / VR Punjab and various schools in and around Chandigarh. Some of the activities were directly conducted by me for Marvel Worldwide Inc., Mattel Inc. (Barbie), Rovio Entertainment Ltd. (Angry Birds), Hamleys Toy, Hasbro Inc. (My Little Pony) and Cartoon Network (Dexter’s Laboratory). Shanky Studio is also engaged in various CSR activities such as such as free visual art class, visual art exhibition at no-profit and no-loss basis and free sessions design career counseling. By profession, I am software professional, having over 35 years of experience in the IT, primarily in Analysis/Design, Software Development, Delivery, Project Management and rest of the phases of SDLC. I have worked at on-site with American Express (TX, USA), Nekema Inc (NJ, USA), Premier Inc (NC, USA), Syntel Inc (MI, USA), Ranbaxy Laboratories Ltd (Mohali, India) and Semiconductor Complex Ltd (Mohali, India); and managed various on-site/off-shore Global IT projects. I am Masters in Economics from Panjab University, Chandigarh, India, with Post Graduate Diploma in Business Management.