Robert S. Siegler is an American researcher, university professor, and psychologist. He is noted for his contributions to the field of psychology, particularly in the areas of cognitive development and learning. His research focuses on how children acquire knowledge and optimize their learning processes. Siegler's work has had a significant impact in understanding developmental psychology and has influenced educational practices.
Zodiac Sign (Western)
Sunsign, Tropical Zodiac
Zodiac Sign (Vedic)
Moonsign, Sidereal Zodiac
Age (Today)
Your next birthday is 323 days away.
Place of Birth
Time Zone - America/Chicago (5:0 W)
Chinese Zodiac Sign
Birth Number
Life Path Number
Name Number (Chaldean)
Name Number (Pythagorean)
Meaning of the name - Robert
bright fame, shining glory
Read Full Robert Name AnalysisMay 12, 1949 Facts
Generation Group
Robert S. Siegler belongs to the Baby Boomers group.
Place of Birth: Chicago
Educated At: Stony Brook University | University of Illinois at Urbana–Champaign
Occupation: developmental psychologist | university teacher
Employers: Teachers College | Carnegie Mellon University
Awards Received: Boyd McCandless Award | Award for Distinguished Contributions to Developmental Psychology | APA Award for Distinguished Scientific Contributions to Psychology
Astrology Analysis
Note: This birth chart is calculated using the date and place of birth, with the time set to noon (12:00 PM) local time. While this provides accurate planetary positions for most celestial bodies, the Ascendant (Rising Sign) and house cusps are not calculated since they require precise birth time. For a complete astrological analysis including houses and rising sign, please provide the exact birth time.

Ephemeris for May 12, 1949
Note: Moon position is location and time sensitive.Planet | Position (Tropical, Western) | Transits on May 12, 2025 | Secondary Progressions for May 12, 2025 |
---|---|---|---|
Sun | 21 Taurus 37 | 22 Taurus 13 | 4 Leo 18 |
Moon | 24 Scorpio 2 | 22 Scorpio 14 | 29 Leo 36 |
Mercury | 12 Gemini 54 | 3 Taurus 47 | 5 Leo 15 |
Venus | 28 Taurus 24 | 8 Aries 2 | 1 Virgo 17 |
Mars | 9 Taurus 24 | 11 Leo 10 | 3 Cancer 0 |
Jupiter | 1 Aquarius 58 | 23 Gemini 47 | 26 Capricorn 11 |
Saturn | 29 Leo 56 | 28 Pisces 52 | 5 Virgo 33 |
Uranus | 28 Gemini 27 | 27 Taurus 0 | 2 Cancer 48 |
Neptune | 12 Libra 50 | 1 Aries 26 | 12 Libra 41 |
Pluto | 14 Leo 12 | 3 Aquarius 47 | 15 Leo 48 |
Rahu | 24 Aries 27 | 24 Pisces 31 | 20 Aries 26 |
Ketu | 24 Libra 27 | 24 Virgo 31 | 20 Libra 26 |
Chandra Kundali (Equal House, North Indian Diamond Chart)

Astrology Transits Analysis for Year 2025
Note: Multiple transits occurring in close proximity often signify a major event in a person's life.Robert S. Siegler's 2025 Transits to Natal Planets
- Jupiter conjunction Mercury
Exact: 01 January, 2025 - Saturn sextile Sun
Exact: 12 March, 2025 - Jupiter conjunction Mercury
Exact: 12 March, 2025 - Mars opposition Jupiter
Exact: 21 April, 2025 - Saturn sextile Venus
Exact: 11 May, 2025 - Jupiter trine Ketu
Exact: 21 May, 2025 - Mars aspects Rahu
Exact: 30 July, 2025 - Mars aspects Sun
Exact: 08 September, 2025 - Saturn sextile Venus
Exact: 08 September, 2025 - Mars conjunction Moon
Exact: 28 October, 2025 - Jupiter trine Moon
Exact: 27 November, 2025