Borrow some books on the fundamentals of industrial psychology. Industrial psychology is a well-known field, and you can likely find books on the fundamentals in your local library. If your local library does not carry any books on this subject, you should borrow these books from a university library.
Take notes while reading. Note any important concepts or terms you come across. These basic ideas will be the building blocks of more advanced ideas, so it is important you know them well.
Read before sleeping every night. By making a habit of reading about industrial psychology, you will increase your knowledge base daily. Studying before sleeping also minimizes interference, allowing you to retain information more efficiently.
Obtain a university diploma in psychology. Industrial psychology is a diverse area of psychology that incorporates many different aspects of psychology. By completing a Bachelor's degree in psychology, you will obtain the skills necessary to be well-rounded in the field of industrial psychology. If you already have a university diploma in another field, you may want to consider obtaining a second university degree or attending continuing education programs offered by a university.
Audit graduate school industrial psychology courses. Many graduate schools offer graduate courses in industrial psychology. When you feel you have prepared to the point of being able to follow along in a Master's or PhD level class, contact your local university's psychology department to obtain a course schedule. The course schedule contains information about the psychology courses offered, when they are offered and who teaches them. When you have decided on a course to audit, contact the professor teaching that course for permission to sit in on the class. Just as you did when studying alone, take notes while auditing the course.
Join a graduate program in industrial psychology. When you feel you have the ability to keep up with other Master's and PhD students, apply to a graduate program of industrial psychology. Industrial psychology is a subject that requires hands-on learning to master, so, if you want to take your knowledge of the subject to the next level, you should consider graduate school. In industrial psychology graduate school, you will be working under an advisor who can assist you in doing research in industrial psychology. Your advisor will also help you in writing your thesis and other publications.