The Author | Dr Stathis Stefanidis

The Author

Sometimes, the clearest way to explain something is to write it down.

My books grew out of years of teaching A-Level Physics and repeatedly seeing the same problem: students were often given information, but not always a clear structure for turning that information into understanding.

Physics books by Dr Stathis Stefanidis
“Either write something worth reading or do something worth writing.” — Benjamin Franklin
01 — Why I started writing

I became convinced that students deserved better physics resources.

Physics is one of the most prestigious and intellectually rewarding disciplines. It develops modelling, problem-solving, mathematical fluency, logical reasoning, critical thinking and investigative skills.

Yet it is also widely regarded as one of the most difficult A-Level subjects.

Having been fortunate to receive advanced training in both physics and educational theory, I began reviewing existing resources with a critical eye. What I found convinced me that students needed something clearer, more structured and more deliberate in the way difficult ideas and exam techniques were taught.

02 — The gap

The problem was not a lack of information. It was the way the learning was structured.

Unstructured theory

Complex ideas were often presented without a clear learning sequence.

No clear methodology

Students were given exam questions without a consistent approach to tackling them.

Too many basic tips

Advice often repeated what students already knew rather than addressing deeper difficulties.

Simple substitution problems

Too much practice relied on inserting numbers into equations without enough conceptual reasoning.

Too few composite questions

Students had limited opportunities to connect ideas and solve multi-stage problems.

Inconsistent depth

Theory, problem-solving and exam strategy rarely felt like one coherent learning experience.

03 — The core strength

The defining feature of my books is structure.

Each thematic unit is presented through a clear question-and-answer format, using simple steps, practical explanations, exercises and targeted tests.

The aim is to build understanding gradually and methodically, mirroring the way students actually learn rather than simply presenting a complete body of information and expecting them to organise it themselves.

The books combine subject expertise with educational practice and are designed to support independent learning, structured revision and classroom teaching alike.

01 Theory through structured Q&A
02 Solved problems with step-by-step solutions
03 Multiple-choice questions
04 Conceptual challenges
05 Fill-in-the-gap exercises
06 A complete unit test
04 — The books

Four focused volumes for A-Level Physics students.

Volume 1: Gravitational Fields 01

Volume 1: Gravitational Fields

Newton’s law of gravity, gravitational field strength & potential, escape velocity, satellites, Kepler’s laws & energy considerations.

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Volume 2: Circular motion 02

Volume 2: Circular motion

Formalism of the circular motion, uniform circular motion, centripetal force & centripetal acceleration & applications.

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Volume 3: Capacitors 03

Volume 3: Capacitors

Features & design of capacitors, connections is series and in parallel, charging & discharging capacitors & energy considerations.

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Volume 4: Simple Harmonic Motion 04

Volume 4: Simple Harmonic Motion

Features, equations and conditions of SHM, phase difference, forced and damped oscillations, energy considerations & applications.

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All titles are available in e-book format. You can also view my author page and published titles on Amazon.

View my books on Amazon
05 — Why it matters

Clarity should not require us to remove the depth from physics.

Difficult subjects deserve careful explanations. The aim of my books has always been to make challenging physics more accessible without pretending that the subject itself is simple.

Students are capable of understanding complex ideas. Sometimes, what they need is a clearer path through them.

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