Johnston Sans is a sans-serif typeface designed by Edward Johnston in 1916. It was created for the London Underground to provide clear and legible signage. The typeface features a modern, geometric style with a friendly appearance, making it suitable for various applications. Over the years, Johnston Sans has become an iconic typeface, influencing many other designs. Its clean lines and balanced proportions contribute to its readability, making it popular in both print and digital media. The typeface has been adapted and expanded, resulting in various weights and styles while maintaining its original charm.