swap_horiz John Walker Alternatives

1

Fred Sanger

Frederick Sanger was a British biochemist renowned for his groundbreaking work in molecular biology. He developed pionee...

20TH Century British Biochemistry Genetics

9.8 Brilliant

2

Ada Lovelace

Ada Lovelace is recognized as the first computer programmer for her notes on Charles Babbages Analytical Engine. Her ins...

Software Algorithm Mathematics Computer Science

9.5 Brilliant

3

Felix Hoffmann

Felix Hoffmann was a German chemist employed by Bayer. He developed and synthesized acetylsalicylic acid in 1897, creati...

German Chemistry Medicine 19TH Century

9.3 Excellent

4

Henry Bessemer

Henry Bessemer was a British engineer instrumental in transforming industrial manufacturing. His 1856 Bessemer process d...

19TH Century Steel Industrial British

8.9 Great

5

William Fox Talbot

William Fox Talbot was a British inventor responsible for pioneering photography in the 19th century. His development of...

Photography 19TH Century British Calotype

8.9 Great

6

Alfred Nobel

Alfred Nobel developed dynamite, a safer and more powerful explosive than previous formulations. His invention revolutio...

Chemistry 19TH Century Swedish Dynamite

8.7 Great

7

Sidney Gilchrist Thomas

British metallurgist who invented the basic steelmaking process in 1878, enabling efficient mass production of steel fro...

19TH Century Steel British Metallurgy

8.7 Great

8

William Perkin

British chemist who accidentally synthesized mauveine, the world's first synthetic dye, in 1856 at age 18, founding the...

Chemistry 19TH Century British Synthetic Dye

8.6 Great

9

Charles Macintosh

Scottish chemist who invented waterproof rubberized fabric in 1823 by dissolving rubber between cloth layers, giving his...

Chemistry 19TH Century Scottish Materials

8.6 Great

10

Richard Trevithick

Richard Trevithick was a 19th-century British inventor renowned for pioneering advancements in steam technology. He desi...

Engine 19TH Century British Transport

8.5 Great

11

Frederick Lanchester

British engineer who built one of the earliest British petrol-driven cars in the 1890s and made foundational theoretical...

19TH Century Mechanical British Aerodynamics

8.4 Great

12

Robert Stephenson

Robert Stephenson was an English railway engineer whose firm built Rocket, the locomotive that won the 1829 Rainhill Tri...

Civil Engineering 19TH Century British Railway

8.2 Great

13

Joseph Aspdin

Joseph Aspdin was a British inventor credited with developing Portland cement in 1824. His innovation involved a process...

19TH Century Construction British Cement

8.2 Great

14

Walter Hunt

American inventor who patented the safety pin in 1849 and also made early contributions to the lock-stitch sewing machin...

American Consumer 19TH Century Mechanical

8.1 Great

15

Joseph Swan

Joseph Swan was a British physicist and inventor who demonstrated a practical incandescent electric lamp in England befo...

Light 19TH Century Electric British

7.8 Good

16

Harry Coover

Harry Coover was an Eastman Kodak chemist who discovered cyanoacrylate super glue's adhesive value in 1951 while studyin...

Consumer Chemistry 20TH Century Adhesive

7.7 Good

17

Alexander Parkes

Alexander Parkes was an English metallurgist who created Parkesine, an early man-made plastic exhibited at the 1862 Inte...

19TH Century Plastic British Materials

7.6 Good

18

Lewis Waterman

Lewis Waterman was an American inventor whose 1884 fountain pen patent used capillary feed control to reduce ink leaks a...

Writing Consumer 19TH Century Office

7.6 Good

19

Herbert Henry Dow

Herbert Henry Dow was a Canadian-born American chemist who founded Dow Chemical in 1897 after developing economical brom...

Chemistry 19TH Century Industrial Bromine

7.4 Good

20

Lyda D. Newman

Lyda D. Newman was an American hairdresser and inventor whose 1898 patent improved the hairbrush with removable bristles...

American Consumer 19TH Century Hairbrush

6.4 Fair