Practitioners and researchers quoted in Datum Review analysis. The desk writes the pieces; they are named sources.
Andrei Spatari
Furniture and mattress retail in Moldova, made-to-order sleeping products, service built into the price
Co-founder, mob.md
Daniele Lombardini
Business management software for Italian and San Marino SMEs, licence renewal and the cloud versus on-premise split
Founder, Evo Solution Srl (Atlantis Evo)
Dmitri Berdnikow
Building services, energy audits and the economics of renovation in Germany
Managing Director, BBP Engineering GmbH
Igor Ivitskiy
Measurement, fraud detection and decision-making under uncertainty in advertising markets
Founder and Chief Scientist, Doctor Ads
Mykola Cheremisin
Partnership agreements, co-founder decision systems and conflict prevention
Founder, Cheremisin Partnership Lab
Oleksandr Koliesnikov
Making a business and a person legible to search and AI systems, local visibility, lead economics
AI Visibility, GEO and Local SEO consultant
Olena Khvostyk
Digital birth-date reports for specific questions and the design of online self-knowledge tools
Creator of Destiny Constructor; author of Soul Crystal materials and numerology guidebooks
Olga Medvetska
Children's furniture for the German market, own production, and what counts as a finished product
Founder and Managing Director, Vilha
Serhii Merkulov
Small-scale online apparel retail in Ukraine, payment terms and the economics of returns
Founder, denim.ua
Simon Chyzh
The economics of a barbershop: throughput, average ticket and the weight of public reviews
Co-founder and top barber, ANNANAS Barbershop
Valeriy Shkipor
Full-arch implant rehabilitation and prosthetic choices designed to last in a regional Ukrainian clinic
Orthopedic dentist, founder and chief physician, Studio of Aesthetic Dentistry (Ternopil)
Updated 2026-07-31.