A system administrator by trade, living in a land Down Under with knowledge of network administration gleaned from years of working with niche market ISP's.
Super User
Q&A for computer enthusiasts and power users
Server Fault
Q&A for system and network administrators
Gardening & Landscaping
Q&A for gardeners and landscapers
Law
Q&A for legal professionals, students, and others with experience or interest in law
Information Security
Q&A for information security professionals
Parenting
Q&A for parents, grandparents, nannies and others with a parenting role
Open Source
Q&A for people organizing, marketing or licensing open source development projects
English Language & Usage
Q&A for linguists, etymologists, and serious English language enthusiasts
WordPress Development
Q&A for WordPress developers and administrators
Android Enthusiasts
Q&A for enthusiasts and power users of the Android operating system
Stack Overflow
Q&A for professional and enthusiast programmers
Home Improvement
Q&A for contractors and serious DIYers
Pets
Q&A for pet owners, caretakers, breeders, veterinarians, and trainers
Unix & Linux
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Internet of Things
Q&A for builders and users of networked sensors and control devices in the contexts of smart homes, industry automation, or environmental sensors
Area 51
Q&A for proposing new sites in the Stack Exchange network
Sustainable Living
Q&A for folks dedicated to a lifestyle that can be maintained indefinitely without depleting available resources
Hardware Recommendations
Q&A for people seeking specific hardware recommendations
Arduino
Q&A for developers of open-source hardware and software that is compatible with Arduino
Lifehacks
Q&A for people looking to bypass life's everyday problems with simple tricks
Ask Ubuntu
Q&A for Ubuntu users and developers
Travel
Q&A for road warriors and seasoned travelers
Motor Vehicle Maintenance & Repair
Q&A for mechanics and DIY enthusiast owners of cars, trucks, and motorcycles
Web Applications
Q&A for power users of web applications
Meta Stack Exchange
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Ask Different
Q&A for power users of Apple hardware and software
Chemistry
Q&A for scientists, academics, teachers, and students in the field of chemistry
Software Recommendations
Q&A for people seeking specific software recommendations
Electrical Engineering
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Personal Finance & Money
Q&A for people who want to be financially literate
Engineering
Q&A for professionals and students of engineering
The Workplace
Q&A for members of the workforce navigating the professional setting
Bitcoin
Q&A for Bitcoin users, developers, and enthusiasts
Biology
Q&A for biology researchers, academics, and students
The Great Outdoors
Q&A for people who love being outdoors enjoying nature and wilderness, and learning about the required skills and equipment
Astronomy
Q&A for astronomers and astrophysicists
Politics
Q&A for people interested in governments, policies, and political processes
Database Administrators
Q&A for database professionals who wish to improve their database skills and learn from others in the community
Music: Practice & Theory
Q&A for musicians, students, and enthusiasts
Raspberry Pi
Q&A for users and developers of hardware and software for Raspberry Pi
Science Fiction & Fantasy
Q&A for science fiction and fantasy enthusiasts
Network Engineering
Q&A for network engineers
Software Engineering
Q&A for professionals, academics, and students working within the systems development life cycle
Physics
Q&A for active researchers, academics and students of physics
Graphic Design
Q&A for Graphic Design professionals, students, and enthusiasts
Mathematics
Q&A for people studying math at any level and professionals in related fields
Mi Yodeya
Q&A for those who base their lives on Jewish law and tradition and anyone interested in learning more
Retrocomputing
Q&A for vintage-computer hobbyists interested in restoring, preserving, and using the classic computer and gaming systems of yesteryear
Seasoned Advice
Q&A for professional and amateur chefs
Worldbuilding
Q&A for writers/artists using science, geography and culture to construct imaginary worlds and settings
Cryptography
Q&A for software developers, mathematicians and others interested in cryptography
Philosophy
Q&A for those interested in the study of the fundamental nature of knowledge, reality, and existence
Veganism & Vegetarianism
Q&A for those committed to a vegan or vegetarian lifestyle and anyone interested in learning more
Interpersonal Skills
Q&A for people looking to improve their interpersonal communication skills
Medical Sciences
Q&A for professionals in medical and allied health fields, students of those professions, related academics, and others with a sound understanding of medicine and healthcare-related sciences