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Professional Photography Practice & Technique

Working notes from a twenty-five-year commercial photography practice — light, technique, client management, and the standards the work is held to.

These articles are written for clients and working photographers. They describe how specific types of professional photography are actually executed — the equipment, the scheduling, the legal frameworks and the post-production decisions. They are not tutorials for hobbyists.

Interior with natural light through floor-to-ceiling windows
Architecture & Interiors · August 2026 · 18 min

Controlling natural light in architectural and interior photography

A working photographer's guide to reading a room's light throughout the day, shaping it with reflectors and diffusion, exposure bracketing for high-dynamic-range interiors, and knowing when supplemental light becomes the only option.

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Editorial policy: The Journal publishes professional working methods at a level of detail intended for practising photographers, art directors and clients commissioning photography. Nothing here constitutes instruction for amateur use. Equipment references are factual descriptions of the author's working kit, not endorsements. All work is conducted under professional indemnity and public liability insurance and is governed by the laws of England and Wales.

All images and text © Christopher Challis Photography. All rights reserved.

— Chris Challis, Warwickshire. Enquiries