To become an OSINT (Open-Source Intelligence) expert, you will need to learn a variety of skills. These skills include:

1. Research skills: You will need to be able to effectively research and gather information from a wide variety of sources, including online databases, social media platforms, and other open-source materials.
2. Analytical skills: You will need to be able to analyze and interpret the information you gather, drawing meaningful conclusions and insights from it.
3. Legal and ethical considerations: As an OSINT expert, you will need to be familiar with the legal and ethical considerations involved in gathering and using open-source information.
4. Computer skills: You will need to be proficient in using a variety of computer programs and tools, including web browsers, search engines, and social media platforms.
5. Communication skills: You will need to be able to communicate your findings and conclusions effectively, both in writing and orally.

In addition to these general skills, you may also need to have specialized knowledge in areas such as psychology, sociology, or politics, depending on the specific focus of your OSINT work.

There are a number of educational resources and courses available to help you learn OSINT (Open-Source Intelligence). These resources include:

1. Books: There are many books available on OSINT that can provide a good overview of the field and help you learn the basics. Some popular books on OSINT include “Open Source Intelligence Techniques” by Michael Bazzell and “The New OSINT: A Practical Guide to Online Intelligence Gathering” by Nicholas O’Dwyer.
2. Online courses: There are several online courses available that teach OSINT techniques and strategies. These courses can be found on platforms like Udemy, Coursera, and LinkedIn Learning.
3. In-person training: There are also organizations that offer in-person training on OSINT, such as the International Association of Professional Security Consultants (IAPSC) and the Society of Professional Researchers and Analysts (SPRA).
4. Conferences and workshops: Attending conferences and workshops on OSINT can be a great way to learn from experts in the field and network with other professionals.

It’s important to note that while these resources can be helpful in learning OSINT, they are generally not comprehensive and should be supplemented with real-world practice and experience.